Home / 157,423.40-236,135.10-101,436.20

Finding the Fourth Proportional to 157,423.40, 236,135.10 and 101,436.20

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Solution

The fourth proportional to 157,423.40, 236,135.10 and 101,436.20 is: 152,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,423.40 : 236,135.10 = 101,436.20 : x
  2. Step 2: Convert to fraction form
    157,423.40/236,135.10 = 101,436.20/x
  3. Step 3: Cross multiply
    157,423.40x = 236,135.10 × 101,436.20
  4. Step 4: Simplify right side
    157,423.40x = 23,952,647,230.62
  5. Step 5: Solve for x
    x = 23,952,647,230.62/157,423.40
  6. Step 6: Final answer
    x = 152,154.30

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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.