Home / 52,501.90-78,753.13-13,059.01

Finding the Fourth Proportional to 52,501.90, 78,753.13 and 13,059.01

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Solution

The fourth proportional to 52,501.90, 78,753.13 and 13,059.01 is: 19,588.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,501.90 : 78,753.13 = 13,059.01 : x
  2. Step 2: Convert to fraction form
    52,501.90/78,753.13 = 13,059.01/x
  3. Step 3: Cross multiply
    52,501.90x = 78,753.13 × 13,059.01
  4. Step 4: Simplify right side
    52,501.90x = 1,028,437,894.79
  5. Step 5: Solve for x
    x = 1,028,437,894.79/52,501.90
  6. Step 6: Final answer
    x = 19,588.59

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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.