Home / 52,304.23-72,178.98-28,431.50

Finding the Fourth Proportional to 52,304.23, 72,178.98 and 28,431.50

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Solution

The fourth proportional to 52,304.23, 72,178.98 and 28,431.50 is: 39,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,304.23 : 72,178.98 = 28,431.50 : x
  2. Step 2: Convert to fraction form
    52,304.23/72,178.98 = 28,431.50/x
  3. Step 3: Cross multiply
    52,304.23x = 72,178.98 × 28,431.50
  4. Step 4: Simplify right side
    52,304.23x = 2,052,156,669.87
  5. Step 5: Solve for x
    x = 2,052,156,669.87/52,304.23
  6. Step 6: Final answer
    x = 39,235.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.