Home / 65,527.76-90,377.16-45,392.24

Finding the Fourth Proportional to 65,527.76, 90,377.16 and 45,392.24

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Solution

The fourth proportional to 65,527.76, 90,377.16 and 45,392.24 is: 62,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,527.76 : 90,377.16 = 45,392.24 : x
  2. Step 2: Convert to fraction form
    65,527.76/90,377.16 = 45,392.24/x
  3. Step 3: Cross multiply
    65,527.76x = 90,377.16 × 45,392.24
  4. Step 4: Simplify right side
    65,527.76x = 4,102,421,737.24
  5. Step 5: Solve for x
    x = 4,102,421,737.24/65,527.76
  6. Step 6: Final answer
    x = 62,605.86

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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.