Home / 113,545.02-156,573.36-84,819.66

Finding the Fourth Proportional to 113,545.02, 156,573.36 and 84,819.66

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Solution

The fourth proportional to 113,545.02, 156,573.36 and 84,819.66 is: 116,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,545.02 : 156,573.36 = 84,819.66 : x
  2. Step 2: Convert to fraction form
    113,545.02/156,573.36 = 84,819.66/x
  3. Step 3: Cross multiply
    113,545.02x = 156,573.36 × 84,819.66
  4. Step 4: Simplify right side
    113,545.02x = 13,280,499,160.26
  5. Step 5: Solve for x
    x = 13,280,499,160.26/113,545.02
  6. Step 6: Final answer
    x = 116,962.41

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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.