Home / 96,423.04-133,068.80-53,979.04

Finding the Fourth Proportional to 96,423.04, 133,068.80 and 53,979.04

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Solution

The fourth proportional to 96,423.04, 133,068.80 and 53,979.04 is: 74,493.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,423.04 : 133,068.80 = 53,979.04 : x
  2. Step 2: Convert to fraction form
    96,423.04/133,068.80 = 53,979.04/x
  3. Step 3: Cross multiply
    96,423.04x = 133,068.80 × 53,979.04
  4. Step 4: Simplify right side
    96,423.04x = 7,182,926,077.95
  5. Step 5: Solve for x
    x = 7,182,926,077.95/96,423.04
  6. Step 6: Final answer
    x = 74,493.88

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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.