Home / 52,670.40-78,597.92-47,062.80

Finding the Fourth Proportional to 52,670.40, 78,597.92 and 47,062.80

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Solution

The fourth proportional to 52,670.40, 78,597.92 and 47,062.80 is: 70,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,670.40 : 78,597.92 = 47,062.80 : x
  2. Step 2: Convert to fraction form
    52,670.40/78,597.92 = 47,062.80/x
  3. Step 3: Cross multiply
    52,670.40x = 78,597.92 × 47,062.80
  4. Step 4: Simplify right side
    52,670.40x = 3,699,038,189.38
  5. Step 5: Solve for x
    x = 3,699,038,189.38/52,670.40
  6. Step 6: Final answer
    x = 70,229.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.