Home / 130,961.61-196,722.29-93,760.74

Finding the Fourth Proportional to 130,961.61, 196,722.29 and 93,760.74

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Solution

The fourth proportional to 130,961.61, 196,722.29 and 93,760.74 is: 140,841.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,961.61 : 196,722.29 = 93,760.74 : x
  2. Step 2: Convert to fraction form
    130,961.61/196,722.29 = 93,760.74/x
  3. Step 3: Cross multiply
    130,961.61x = 196,722.29 × 93,760.74
  4. Step 4: Simplify right side
    130,961.61x = 18,444,827,484.89
  5. Step 5: Solve for x
    x = 18,444,827,484.89/130,961.61
  6. Step 6: Final answer
    x = 140,841.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.