Home / 65,557.08-90,468.54-37,262.70

Finding the Fourth Proportional to 65,557.08, 90,468.54 and 37,262.70

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Solution

The fourth proportional to 65,557.08, 90,468.54 and 37,262.70 is: 51,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,557.08 : 90,468.54 = 37,262.70 : x
  2. Step 2: Convert to fraction form
    65,557.08/90,468.54 = 37,262.70/x
  3. Step 3: Cross multiply
    65,557.08x = 90,468.54 × 37,262.70
  4. Step 4: Simplify right side
    65,557.08x = 3,371,102,065.46
  5. Step 5: Solve for x
    x = 3,371,102,065.46/65,557.08
  6. Step 6: Final answer
    x = 51,422.40

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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.