Home / 49,430.11-68,223.86-45,444.91

Finding the Fourth Proportional to 49,430.11, 68,223.86 and 45,444.91

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Solution

The fourth proportional to 49,430.11, 68,223.86 and 45,444.91 is: 62,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,430.11 : 68,223.86 = 45,444.91 : x
  2. Step 2: Convert to fraction form
    49,430.11/68,223.86 = 45,444.91/x
  3. Step 3: Cross multiply
    49,430.11x = 68,223.86 × 45,444.91
  4. Step 4: Simplify right side
    49,430.11x = 3,100,427,177.55
  5. Step 5: Solve for x
    x = 3,100,427,177.55/49,430.11
  6. Step 6: Final answer
    x = 62,723.45

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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.