Home / 97,008.12-133,814.52-61,185.24

Finding the Fourth Proportional to 97,008.12, 133,814.52 and 61,185.24

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Solution

The fourth proportional to 97,008.12, 133,814.52 and 61,185.24 is: 84,399.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,008.12 : 133,814.52 = 61,185.24 : x
  2. Step 2: Convert to fraction form
    97,008.12/133,814.52 = 61,185.24/x
  3. Step 3: Cross multiply
    97,008.12x = 133,814.52 × 61,185.24
  4. Step 4: Simplify right side
    97,008.12x = 8,187,473,521.68
  5. Step 5: Solve for x
    x = 8,187,473,521.68/97,008.12
  6. Step 6: Final answer
    x = 84,399.88

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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.