Home / 145,058.10-217,295.55-97,818.90

Finding the Fourth Proportional to 145,058.10, 217,295.55 and 97,818.90

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Solution

The fourth proportional to 145,058.10, 217,295.55 and 97,818.90 is: 146,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,058.10 : 217,295.55 = 97,818.90 : x
  2. Step 2: Convert to fraction form
    145,058.10/217,295.55 = 97,818.90/x
  3. Step 3: Cross multiply
    145,058.10x = 217,295.55 × 97,818.90
  4. Step 4: Simplify right side
    145,058.10x = 21,255,611,675.90
  5. Step 5: Solve for x
    x = 21,255,611,675.90/145,058.10
  6. Step 6: Final answer
    x = 146,531.71

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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.