Home / 178,058.12-245,710.87-97,470.20

Finding the Fourth Proportional to 178,058.12, 245,710.87 and 97,470.20

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Solution

The fourth proportional to 178,058.12, 245,710.87 and 97,470.20 is: 134,503.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,058.12 : 245,710.87 = 97,470.20 : x
  2. Step 2: Convert to fraction form
    178,058.12/245,710.87 = 97,470.20/x
  3. Step 3: Cross multiply
    178,058.12x = 245,710.87 × 97,470.20
  4. Step 4: Simplify right side
    178,058.12x = 23,949,488,011.68
  5. Step 5: Solve for x
    x = 23,949,488,011.68/178,058.12
  6. Step 6: Final answer
    x = 134,503.77

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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.