Home / 113,772.06-156,973.95-73,487.52

Finding the Fourth Proportional to 113,772.06, 156,973.95 and 73,487.52

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Solution

The fourth proportional to 113,772.06, 156,973.95 and 73,487.52 is: 101,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,772.06 : 156,973.95 = 73,487.52 : x
  2. Step 2: Convert to fraction form
    113,772.06/156,973.95 = 73,487.52/x
  3. Step 3: Cross multiply
    113,772.06x = 156,973.95 × 73,487.52
  4. Step 4: Simplify right side
    113,772.06x = 11,535,626,290.10
  5. Step 5: Solve for x
    x = 11,535,626,290.10/113,772.06
  6. Step 6: Final answer
    x = 101,392.44

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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.