Home / 70,338.02-97,066.49-38,508.93

Finding the Fourth Proportional to 70,338.02, 97,066.49 and 38,508.93

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Solution

The fourth proportional to 70,338.02, 97,066.49 and 38,508.93 is: 53,142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,338.02 : 97,066.49 = 38,508.93 : x
  2. Step 2: Convert to fraction form
    70,338.02/97,066.49 = 38,508.93/x
  3. Step 3: Cross multiply
    70,338.02x = 97,066.49 × 38,508.93
  4. Step 4: Simplify right side
    70,338.02x = 3,737,926,476.21
  5. Step 5: Solve for x
    x = 3,737,926,476.21/70,338.02
  6. Step 6: Final answer
    x = 53,142.34

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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.