Home / 97,377.75-134,381.30-52,665.75

Finding the Fourth Proportional to 97,377.75, 134,381.30 and 52,665.75

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Solution

The fourth proportional to 97,377.75, 134,381.30 and 52,665.75 is: 72,678.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,377.75 : 134,381.30 = 52,665.75 : x
  2. Step 2: Convert to fraction form
    97,377.75/134,381.30 = 52,665.75/x
  3. Step 3: Cross multiply
    97,377.75x = 134,381.30 × 52,665.75
  4. Step 4: Simplify right side
    97,377.75x = 7,077,291,687.15
  5. Step 5: Solve for x
    x = 7,077,291,687.15/97,377.75
  6. Step 6: Final answer
    x = 72,678.74

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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.