Home / 133,569.55-200,036.28-77,291.05

Finding the Fourth Proportional to 133,569.55, 200,036.28 and 77,291.05

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Solution

The fourth proportional to 133,569.55, 200,036.28 and 77,291.05 is: 115,752.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,569.55 : 200,036.28 = 77,291.05 : x
  2. Step 2: Convert to fraction form
    133,569.55/200,036.28 = 77,291.05/x
  3. Step 3: Cross multiply
    133,569.55x = 200,036.28 × 77,291.05
  4. Step 4: Simplify right side
    133,569.55x = 15,461,013,619.20
  5. Step 5: Solve for x
    x = 15,461,013,619.20/133,569.55
  6. Step 6: Final answer
    x = 115,752.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.