Home / 110,966.60-166,510.38-40,835.72

Finding the Fourth Proportional to 110,966.60, 166,510.38 and 40,835.72

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Solution

The fourth proportional to 110,966.60, 166,510.38 and 40,835.72 is: 61,275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,966.60 : 166,510.38 = 40,835.72 : x
  2. Step 2: Convert to fraction form
    110,966.60/166,510.38 = 40,835.72/x
  3. Step 3: Cross multiply
    110,966.60x = 166,510.38 × 40,835.72
  4. Step 4: Simplify right side
    110,966.60x = 6,799,571,254.77
  5. Step 5: Solve for x
    x = 6,799,571,254.77/110,966.60
  6. Step 6: Final answer
    x = 61,275.84

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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.