Home / 64,263.52-88,702.32-39,158.56

Finding the Fourth Proportional to 64,263.52, 88,702.32 and 39,158.56

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Solution

The fourth proportional to 64,263.52, 88,702.32 and 39,158.56 is: 54,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,263.52 : 88,702.32 = 39,158.56 : x
  2. Step 2: Convert to fraction form
    64,263.52/88,702.32 = 39,158.56/x
  3. Step 3: Cross multiply
    64,263.52x = 88,702.32 × 39,158.56
  4. Step 4: Simplify right side
    64,263.52x = 3,473,455,119.86
  5. Step 5: Solve for x
    x = 3,473,455,119.86/64,263.52
  6. Step 6: Final answer
    x = 54,050.18

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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.