Home / 132,760.98-183,208.47-72,334.14

Finding the Fourth Proportional to 132,760.98, 183,208.47 and 72,334.14

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Solution

The fourth proportional to 132,760.98, 183,208.47 and 72,334.14 is: 99,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,760.98 : 183,208.47 = 72,334.14 : x
  2. Step 2: Convert to fraction form
    132,760.98/183,208.47 = 72,334.14/x
  3. Step 3: Cross multiply
    132,760.98x = 183,208.47 × 72,334.14
  4. Step 4: Simplify right side
    132,760.98x = 13,252,227,118.17
  5. Step 5: Solve for x
    x = 13,252,227,118.17/132,760.98
  6. Step 6: Final answer
    x = 99,820.20

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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.