Home / 101,567.40-140,129.08-59,116.92

Finding the Fourth Proportional to 101,567.40, 140,129.08 and 59,116.92

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Solution

The fourth proportional to 101,567.40, 140,129.08 and 59,116.92 is: 81,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,567.40 : 140,129.08 = 59,116.92 : x
  2. Step 2: Convert to fraction form
    101,567.40/140,129.08 = 59,116.92/x
  3. Step 3: Cross multiply
    101,567.40x = 140,129.08 × 59,116.92
  4. Step 4: Simplify right side
    101,567.40x = 8,283,999,612.03
  5. Step 5: Solve for x
    x = 8,283,999,612.03/101,567.40
  6. Step 6: Final answer
    x = 81,561.60

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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.