Home / 87,734,090.84-121,076,828.16-48,575,866.36

Finding the Fourth Proportional to 87,734,090.84, 121,076,828.16 and 48,575,866.36

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Solution

The fourth proportional to 87,734,090.84, 121,076,828.16 and 48,575,866.36 is: 67,036,790.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,734,090.84 : 121,076,828.16 = 48,575,866.36 : x
  2. Step 2: Convert to fraction form
    87,734,090.84/121,076,828.16 = 48,575,866.36/x
  3. Step 3: Cross multiply
    87,734,090.84x = 121,076,828.16 × 48,575,866.36
  4. Step 4: Simplify right side
    87,734,090.84x = 5,881,411,823,992,844
  5. Step 5: Solve for x
    x = 5,881,411,823,992,844/87,734,090.84
  6. Step 6: Final answer
    x = 67,036,790.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.