Home / 98,841.84-136,402.02-53,520.36

Finding the Fourth Proportional to 98,841.84, 136,402.02 and 53,520.36

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Solution

The fourth proportional to 98,841.84, 136,402.02 and 53,520.36 is: 73,858.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,841.84 : 136,402.02 = 53,520.36 : x
  2. Step 2: Convert to fraction form
    98,841.84/136,402.02 = 53,520.36/x
  3. Step 3: Cross multiply
    98,841.84x = 136,402.02 × 53,520.36
  4. Step 4: Simplify right side
    98,841.84x = 7,300,285,215.13
  5. Step 5: Solve for x
    x = 7,300,285,215.13/98,841.84
  6. Step 6: Final answer
    x = 73,858.25

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1.5x scale

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.