Home / 110,947.10-166,420.65-93,386.30

Finding the Fourth Proportional to 110,947.10, 166,420.65 and 93,386.30

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Solution

The fourth proportional to 110,947.10, 166,420.65 and 93,386.30 is: 140,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,947.10 : 166,420.65 = 93,386.30 : x
  2. Step 2: Convert to fraction form
    110,947.10/166,420.65 = 93,386.30/x
  3. Step 3: Cross multiply
    110,947.10x = 166,420.65 × 93,386.30
  4. Step 4: Simplify right side
    110,947.10x = 15,541,408,747.10
  5. Step 5: Solve for x
    x = 15,541,408,747.10/110,947.10
  6. Step 6: Final answer
    x = 140,079.45

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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.