Home / 381,058.13-571,587.47-96,770.00

Finding the Fourth Proportional to 381,058.13, 571,587.47 and 96,770.00

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Solution

The fourth proportional to 381,058.13, 571,587.47 and 96,770.00 is: 145,155.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,058.13 : 571,587.47 = 96,770.00 : x
  2. Step 2: Convert to fraction form
    381,058.13/571,587.47 = 96,770.00/x
  3. Step 3: Cross multiply
    381,058.13x = 571,587.47 × 96,770.00
  4. Step 4: Simplify right side
    381,058.13x = 55,312,516,130.11
  5. Step 5: Solve for x
    x = 55,312,516,130.11/381,058.13
  6. Step 6: Final answer
    x = 145,155.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.