Home / 157,227.40-235,841.10-133,607.80

Finding the Fourth Proportional to 157,227.40, 235,841.10 and 133,607.80

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Solution

The fourth proportional to 157,227.40, 235,841.10 and 133,607.80 is: 200,411.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,227.40 : 235,841.10 = 133,607.80 : x
  2. Step 2: Convert to fraction form
    157,227.40/235,841.10 = 133,607.80/x
  3. Step 3: Cross multiply
    157,227.40x = 235,841.10 × 133,607.80
  4. Step 4: Simplify right side
    157,227.40x = 31,510,210,520.58
  5. Step 5: Solve for x
    x = 31,510,210,520.58/157,227.40
  6. Step 6: Final answer
    x = 200,411.70

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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.