Home / 145,359.36-200,675.52-88,008.96

Finding the Fourth Proportional to 145,359.36, 200,675.52 and 88,008.96

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Solution

The fourth proportional to 145,359.36, 200,675.52 and 88,008.96 is: 121,500.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,359.36 : 200,675.52 = 88,008.96 : x
  2. Step 2: Convert to fraction form
    145,359.36/200,675.52 = 88,008.96/x
  3. Step 3: Cross multiply
    145,359.36x = 200,675.52 × 88,008.96
  4. Step 4: Simplify right side
    145,359.36x = 17,661,243,812.66
  5. Step 5: Solve for x
    x = 17,661,243,812.66/145,359.36
  6. Step 6: Final answer
    x = 121,500.56

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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.