Home / 67,124.08-92,623.52-53,690.48

Finding the Fourth Proportional to 67,124.08, 92,623.52 and 53,690.48

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Solution

The fourth proportional to 67,124.08, 92,623.52 and 53,690.48 is: 74,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,124.08 : 92,623.52 = 53,690.48 : x
  2. Step 2: Convert to fraction form
    67,124.08/92,623.52 = 53,690.48/x
  3. Step 3: Cross multiply
    67,124.08x = 92,623.52 × 53,690.48
  4. Step 4: Simplify right side
    67,124.08x = 4,973,001,248.09
  5. Step 5: Solve for x
    x = 4,973,001,248.09/67,124.08
  6. Step 6: Final answer
    x = 74,086.70

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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.