Home / 155,436.16-233,108.48-60,645.12

Finding the Fourth Proportional to 155,436.16, 233,108.48 and 60,645.12

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Solution

The fourth proportional to 155,436.16, 233,108.48 and 60,645.12 is: 90,949.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,436.16 : 233,108.48 = 60,645.12 : x
  2. Step 2: Convert to fraction form
    155,436.16/233,108.48 = 60,645.12/x
  3. Step 3: Cross multiply
    155,436.16x = 233,108.48 × 60,645.12
  4. Step 4: Simplify right side
    155,436.16x = 14,136,891,742.62
  5. Step 5: Solve for x
    x = 14,136,891,742.62/155,436.16
  6. Step 6: Final answer
    x = 90,949.83

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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.