Home / 115,260.24-159,053.02-64,278.24

Finding the Fourth Proportional to 115,260.24, 159,053.02 and 64,278.24

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Solution

The fourth proportional to 115,260.24, 159,053.02 and 64,278.24 is: 88,700.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,260.24 : 159,053.02 = 64,278.24 : x
  2. Step 2: Convert to fraction form
    115,260.24/159,053.02 = 64,278.24/x
  3. Step 3: Cross multiply
    115,260.24x = 159,053.02 × 64,278.24
  4. Step 4: Simplify right side
    115,260.24x = 10,223,648,192.28
  5. Step 5: Solve for x
    x = 10,223,648,192.28/115,260.24
  6. Step 6: Final answer
    x = 88,700.56

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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.