Home / 157,000.56-235,498.80-38,672.94

Finding the Fourth Proportional to 157,000.56, 235,498.80 and 38,672.94

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Solution

The fourth proportional to 157,000.56, 235,498.80 and 38,672.94 is: 58,008.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,000.56 : 235,498.80 = 38,672.94 : x
  2. Step 2: Convert to fraction form
    157,000.56/235,498.80 = 38,672.94/x
  3. Step 3: Cross multiply
    157,000.56x = 235,498.80 × 38,672.94
  4. Step 4: Simplify right side
    157,000.56x = 9,107,430,962.47
  5. Step 5: Solve for x
    x = 9,107,430,962.47/157,000.56
  6. Step 6: Final answer
    x = 58,008.91

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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.