Home / 157,470.10-236,205.15-97,546.30

Finding the Fourth Proportional to 157,470.10, 236,205.15 and 97,546.30

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Solution

The fourth proportional to 157,470.10, 236,205.15 and 97,546.30 is: 146,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,470.10 : 236,205.15 = 97,546.30 : x
  2. Step 2: Convert to fraction form
    157,470.10/236,205.15 = 97,546.30/x
  3. Step 3: Cross multiply
    157,470.10x = 236,205.15 × 97,546.30
  4. Step 4: Simplify right side
    157,470.10x = 23,040,938,423.45
  5. Step 5: Solve for x
    x = 23,040,938,423.45/157,470.10
  6. Step 6: Final answer
    x = 146,319.45

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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.