Home / 70,203.04-96,882.80-38,374.08

Finding the Fourth Proportional to 70,203.04, 96,882.80 and 38,374.08

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Solution

The fourth proportional to 70,203.04, 96,882.80 and 38,374.08 is: 52,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,203.04 : 96,882.80 = 38,374.08 : x
  2. Step 2: Convert to fraction form
    70,203.04/96,882.80 = 38,374.08/x
  3. Step 3: Cross multiply
    70,203.04x = 96,882.80 × 38,374.08
  4. Step 4: Simplify right side
    70,203.04x = 3,717,788,317.82
  5. Step 5: Solve for x
    x = 3,717,788,317.82/70,203.04
  6. Step 6: Final answer
    x = 52,957.65

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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.