Home / 151,350.74-208,856.30-83,366.24

Finding the Fourth Proportional to 151,350.74, 208,856.30 and 83,366.24

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Solution

The fourth proportional to 151,350.74, 208,856.30 and 83,366.24 is: 115,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,350.74 : 208,856.30 = 83,366.24 : x
  2. Step 2: Convert to fraction form
    151,350.74/208,856.30 = 83,366.24/x
  3. Step 3: Cross multiply
    151,350.74x = 208,856.30 × 83,366.24
  4. Step 4: Simplify right side
    151,350.74x = 17,411,564,536.62
  5. Step 5: Solve for x
    x = 17,411,564,536.62/151,350.74
  6. Step 6: Final answer
    x = 115,041.16

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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.