Home / 140,746.44-194,224.86-77,084.76

Finding the Fourth Proportional to 140,746.44, 194,224.86 and 77,084.76

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Solution

The fourth proportional to 140,746.44, 194,224.86 and 77,084.76 is: 106,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,746.44 : 194,224.86 = 77,084.76 : x
  2. Step 2: Convert to fraction form
    140,746.44/194,224.86 = 77,084.76/x
  3. Step 3: Cross multiply
    140,746.44x = 194,224.86 × 77,084.76
  4. Step 4: Simplify right side
    140,746.44x = 14,971,776,719.13
  5. Step 5: Solve for x
    x = 14,971,776,719.13/140,746.44
  6. Step 6: Final answer
    x = 106,374.11

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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.