Home / 150,256.48-207,352.02-86,600.20

Finding the Fourth Proportional to 150,256.48, 207,352.02 and 86,600.20

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Solution

The fourth proportional to 150,256.48, 207,352.02 and 86,600.20 is: 119,507.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,256.48 : 207,352.02 = 86,600.20 : x
  2. Step 2: Convert to fraction form
    150,256.48/207,352.02 = 86,600.20/x
  3. Step 3: Cross multiply
    150,256.48x = 207,352.02 × 86,600.20
  4. Step 4: Simplify right side
    150,256.48x = 17,956,726,402.40
  5. Step 5: Solve for x
    x = 17,956,726,402.40/150,256.48
  6. Step 6: Final answer
    x = 119,507.17

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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.