Home / 80,733.60-111,295.63-53,463.93

Finding the Fourth Proportional to 80,733.60, 111,295.63 and 53,463.93

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Solution

The fourth proportional to 80,733.60, 111,295.63 and 53,463.93 is: 73,702.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,733.60 : 111,295.63 = 53,463.93 : x
  2. Step 2: Convert to fraction form
    80,733.60/111,295.63 = 53,463.93/x
  3. Step 3: Cross multiply
    80,733.60x = 111,295.63 × 53,463.93
  4. Step 4: Simplify right side
    80,733.60x = 5,950,301,887.55
  5. Step 5: Solve for x
    x = 5,950,301,887.55/80,733.60
  6. Step 6: Final answer
    x = 73,702.92

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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.