Home / 52,051.24-77,895.42-42,581.80

Finding the Fourth Proportional to 52,051.24, 77,895.42 and 42,581.80

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Solution

The fourth proportional to 52,051.24, 77,895.42 and 42,581.80 is: 63,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,051.24 : 77,895.42 = 42,581.80 : x
  2. Step 2: Convert to fraction form
    52,051.24/77,895.42 = 42,581.80/x
  3. Step 3: Cross multiply
    52,051.24x = 77,895.42 × 42,581.80
  4. Step 4: Simplify right side
    52,051.24x = 3,316,927,195.36
  5. Step 5: Solve for x
    x = 3,316,927,195.36/52,051.24
  6. Step 6: Final answer
    x = 63,724.27

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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.