Home / 52,506.04-78,702.36-25,870.56

Finding the Fourth Proportional to 52,506.04, 78,702.36 and 25,870.56

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Solution

The fourth proportional to 52,506.04, 78,702.36 and 25,870.56 is: 38,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,506.04 : 78,702.36 = 25,870.56 : x
  2. Step 2: Convert to fraction form
    52,506.04/78,702.36 = 25,870.56/x
  3. Step 3: Cross multiply
    52,506.04x = 78,702.36 × 25,870.56
  4. Step 4: Simplify right side
    52,506.04x = 2,036,074,126.52
  5. Step 5: Solve for x
    x = 2,036,074,126.52/52,506.04
  6. Step 6: Final answer
    x = 38,777.90

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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.