Home / 83,097.60-124,622.10-29,783.40

Finding the Fourth Proportional to 83,097.60, 124,622.10 and 29,783.40

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Solution

The fourth proportional to 83,097.60, 124,622.10 and 29,783.40 is: 44,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,097.60 : 124,622.10 = 29,783.40 : x
  2. Step 2: Convert to fraction form
    83,097.60/124,622.10 = 29,783.40/x
  3. Step 3: Cross multiply
    83,097.60x = 124,622.10 × 29,783.40
  4. Step 4: Simplify right side
    83,097.60x = 3,711,669,853.14
  5. Step 5: Solve for x
    x = 3,711,669,853.14/83,097.60
  6. Step 6: Final answer
    x = 44,666.39

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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.