Home / 157,168.77-235,753.35-38,838.30

Finding the Fourth Proportional to 157,168.77, 235,753.35 and 38,838.30

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Solution

The fourth proportional to 157,168.77, 235,753.35 and 38,838.30 is: 58,257.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,168.77 : 235,753.35 = 38,838.30 : x
  2. Step 2: Convert to fraction form
    157,168.77/235,753.35 = 38,838.30/x
  3. Step 3: Cross multiply
    157,168.77x = 235,753.35 × 38,838.30
  4. Step 4: Simplify right side
    157,168.77x = 9,156,259,333.31
  5. Step 5: Solve for x
    x = 9,156,259,333.31/157,168.77
  6. Step 6: Final answer
    x = 58,257.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.