Home / 107,454.08-148,277.95-62,135

Finding the Fourth Proportional to 107,454.08, 148,277.95 and 62,135

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Solution

The fourth proportional to 107,454.08, 148,277.95 and 62,135 is: 85,741.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,454.08 : 148,277.95 = 62,135 : x
  2. Step 2: Convert to fraction form
    107,454.08/148,277.95 = 62,135/x
  3. Step 3: Cross multiply
    107,454.08x = 148,277.95 × 62,135
  4. Step 4: Simplify right side
    107,454.08x = 9,213,250,423.25
  5. Step 5: Solve for x
    x = 9,213,250,423.25/107,454.08
  6. Step 6: Final answer
    x = 85,741.28

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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.