Home / 124,291.86-171,516.85-70,569.82

Finding the Fourth Proportional to 124,291.86, 171,516.85 and 70,569.82

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Solution

The fourth proportional to 124,291.86, 171,516.85 and 70,569.82 is: 97,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,291.86 : 171,516.85 = 70,569.82 : x
  2. Step 2: Convert to fraction form
    124,291.86/171,516.85 = 70,569.82/x
  3. Step 3: Cross multiply
    124,291.86x = 171,516.85 × 70,569.82
  4. Step 4: Simplify right side
    124,291.86x = 12,103,913,231.47
  5. Step 5: Solve for x
    x = 12,103,913,231.47/124,291.86
  6. Step 6: Final answer
    x = 97,382.99

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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.