Home / 74,404.32-112,117.98-61,544.76

Finding the Fourth Proportional to 74,404.32, 112,117.98 and 61,544.76

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Solution

The fourth proportional to 74,404.32, 112,117.98 and 61,544.76 is: 92,740.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,404.32 : 112,117.98 = 61,544.76 : x
  2. Step 2: Convert to fraction form
    74,404.32/112,117.98 = 61,544.76/x
  3. Step 3: Cross multiply
    74,404.32x = 112,117.98 × 61,544.76
  4. Step 4: Simplify right side
    74,404.32x = 6,900,274,170.78
  5. Step 5: Solve for x
    x = 6,900,274,170.78/74,404.32
  6. Step 6: Final answer
    x = 92,740.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.