Home / 124,255.09-171,476.86-70,545.10

Finding the Fourth Proportional to 124,255.09, 171,476.86 and 70,545.10

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Solution

The fourth proportional to 124,255.09, 171,476.86 and 70,545.10 is: 97,354.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,255.09 : 171,476.86 = 70,545.10 : x
  2. Step 2: Convert to fraction form
    124,255.09/171,476.86 = 70,545.10/x
  3. Step 3: Cross multiply
    124,255.09x = 171,476.86 × 70,545.10
  4. Step 4: Simplify right side
    124,255.09x = 12,096,852,666.61
  5. Step 5: Solve for x
    x = 12,096,852,666.61/124,255.09
  6. Step 6: Final answer
    x = 97,354.99

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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.