Home / 84,158.12-126,192.94-24,985.64

Finding the Fourth Proportional to 84,158.12, 126,192.94 and 24,985.64

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Solution

The fourth proportional to 84,158.12, 126,192.94 and 24,985.64 is: 37,465.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,158.12 : 126,192.94 = 24,985.64 : x
  2. Step 2: Convert to fraction form
    84,158.12/126,192.94 = 24,985.64/x
  3. Step 3: Cross multiply
    84,158.12x = 126,192.94 × 24,985.64
  4. Step 4: Simplify right side
    84,158.12x = 3,153,011,369.38
  5. Step 5: Solve for x
    x = 3,153,011,369.38/84,158.12
  6. Step 6: Final answer
    x = 37,465.33

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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.