Home / 52,438.95-72,337.32-31,214.12

Finding the Fourth Proportional to 52,438.95, 72,337.32 and 31,214.12

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Solution

The fourth proportional to 52,438.95, 72,337.32 and 31,214.12 is: 43,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,438.95 : 72,337.32 = 31,214.12 : x
  2. Step 2: Convert to fraction form
    52,438.95/72,337.32 = 31,214.12/x
  3. Step 3: Cross multiply
    52,438.95x = 72,337.32 × 31,214.12
  4. Step 4: Simplify right side
    52,438.95x = 2,257,945,425.27
  5. Step 5: Solve for x
    x = 2,257,945,425.27/52,438.95
  6. Step 6: Final answer
    x = 43,058.56

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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.