Home / 176,283.35-243,273.87-99,800.45

Finding the Fourth Proportional to 176,283.35, 243,273.87 and 99,800.45

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Solution

The fourth proportional to 176,283.35, 243,273.87 and 99,800.45 is: 137,726.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,283.35 : 243,273.87 = 99,800.45 : x
  2. Step 2: Convert to fraction form
    176,283.35/243,273.87 = 99,800.45/x
  3. Step 3: Cross multiply
    176,283.35x = 243,273.87 × 99,800.45
  4. Step 4: Simplify right side
    176,283.35x = 24,278,840,482.87
  5. Step 5: Solve for x
    x = 24,278,840,482.87/176,283.35
  6. Step 6: Final answer
    x = 137,726.23

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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.