Home / 115,627.29-159,591.33-70,295.64

Finding the Fourth Proportional to 115,627.29, 159,591.33 and 70,295.64

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Solution

The fourth proportional to 115,627.29, 159,591.33 and 70,295.64 is: 97,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,627.29 : 159,591.33 = 70,295.64 : x
  2. Step 2: Convert to fraction form
    115,627.29/159,591.33 = 70,295.64/x
  3. Step 3: Cross multiply
    115,627.29x = 159,591.33 × 70,295.64
  4. Step 4: Simplify right side
    115,627.29x = 11,218,574,680.80
  5. Step 5: Solve for x
    x = 11,218,574,680.80/115,627.29
  6. Step 6: Final answer
    x = 97,023.59

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1.5x scale

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.