Home / 124,460.64-171,752.40-67,873.12

Finding the Fourth Proportional to 124,460.64, 171,752.40 and 67,873.12

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Solution

The fourth proportional to 124,460.64, 171,752.40 and 67,873.12 is: 93,663.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,460.64 : 171,752.40 = 67,873.12 : x
  2. Step 2: Convert to fraction form
    124,460.64/171,752.40 = 67,873.12/x
  3. Step 3: Cross multiply
    124,460.64x = 171,752.40 × 67,873.12
  4. Step 4: Simplify right side
    124,460.64x = 11,657,371,255.49
  5. Step 5: Solve for x
    x = 11,657,371,255.49/124,460.64
  6. Step 6: Final answer
    x = 93,663.12

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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.