Home / 103,775.64-155,666.62-40,593.24

Finding the Fourth Proportional to 103,775.64, 155,666.62 and 40,593.24

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Solution

The fourth proportional to 103,775.64, 155,666.62 and 40,593.24 is: 60,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,775.64 : 155,666.62 = 40,593.24 : x
  2. Step 2: Convert to fraction form
    103,775.64/155,666.62 = 40,593.24/x
  3. Step 3: Cross multiply
    103,775.64x = 155,666.62 × 40,593.24
  4. Step 4: Simplify right side
    103,775.64x = 6,319,012,465.65
  5. Step 5: Solve for x
    x = 6,319,012,465.65/103,775.64
  6. Step 6: Final answer
    x = 60,891.10

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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.