Home / 65,529.16-90,430.18-37,234.87

Finding the Fourth Proportional to 65,529.16, 90,430.18 and 37,234.87

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Solution

The fourth proportional to 65,529.16, 90,430.18 and 37,234.87 is: 51,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,529.16 : 90,430.18 = 37,234.87 : x
  2. Step 2: Convert to fraction form
    65,529.16/90,430.18 = 37,234.87/x
  3. Step 3: Cross multiply
    65,529.16x = 90,430.18 × 37,234.87
  4. Step 4: Simplify right side
    65,529.16x = 3,367,155,996.38
  5. Step 5: Solve for x
    x = 3,367,155,996.38/65,529.16
  6. Step 6: Final answer
    x = 51,384.09

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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.