Home / 110,749.28-152,835.60-60,447.20

Finding the Fourth Proportional to 110,749.28, 152,835.60 and 60,447.20

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Solution

The fourth proportional to 110,749.28, 152,835.60 and 60,447.20 is: 83,418.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,749.28 : 152,835.60 = 60,447.20 : x
  2. Step 2: Convert to fraction form
    110,749.28/152,835.60 = 60,447.20/x
  3. Step 3: Cross multiply
    110,749.28x = 152,835.60 × 60,447.20
  4. Step 4: Simplify right side
    110,749.28x = 9,238,484,080.32
  5. Step 5: Solve for x
    x = 9,238,484,080.32/110,749.28
  6. Step 6: Final answer
    x = 83,418.01

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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.