Home / 52,089.40-71,865.54-33,931.72

Finding the Fourth Proportional to 52,089.40, 71,865.54 and 33,931.72

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Solution

The fourth proportional to 52,089.40, 71,865.54 and 33,931.72 is: 46,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,089.40 : 71,865.54 = 33,931.72 : x
  2. Step 2: Convert to fraction form
    52,089.40/71,865.54 = 33,931.72/x
  3. Step 3: Cross multiply
    52,089.40x = 71,865.54 × 33,931.72
  4. Step 4: Simplify right side
    52,089.40x = 2,438,521,380.93
  5. Step 5: Solve for x
    x = 2,438,521,380.93/52,089.40
  6. Step 6: Final answer
    x = 46,814.16

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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.