Home / 52,346.16-78,489.40-35,726.31

Finding the Fourth Proportional to 52,346.16, 78,489.40 and 35,726.31

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Solution

The fourth proportional to 52,346.16, 78,489.40 and 35,726.31 is: 53,569.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,346.16 : 78,489.40 = 35,726.31 : x
  2. Step 2: Convert to fraction form
    52,346.16/78,489.40 = 35,726.31/x
  3. Step 3: Cross multiply
    52,346.16x = 78,489.40 × 35,726.31
  4. Step 4: Simplify right side
    52,346.16x = 2,804,136,546.80
  5. Step 5: Solve for x
    x = 2,804,136,546.80/52,346.16
  6. Step 6: Final answer
    x = 53,569.10

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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.