Home / 97,411.32-134,412.75-61,650.23

Finding the Fourth Proportional to 97,411.32, 134,412.75 and 61,650.23

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Solution

The fourth proportional to 97,411.32, 134,412.75 and 61,650.23 is: 85,067.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,411.32 : 134,412.75 = 61,650.23 : x
  2. Step 2: Convert to fraction form
    97,411.32/134,412.75 = 61,650.23/x
  3. Step 3: Cross multiply
    97,411.32x = 134,412.75 × 61,650.23
  4. Step 4: Simplify right side
    97,411.32x = 8,286,576,280.37
  5. Step 5: Solve for x
    x = 8,286,576,280.37/97,411.32
  6. Step 6: Final answer
    x = 85,067.90

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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.