Home / 70,170.24-96,825.60-45,053.76

Finding the Fourth Proportional to 70,170.24, 96,825.60 and 45,053.76

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Solution

The fourth proportional to 70,170.24, 96,825.60 and 45,053.76 is: 62,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,170.24 : 96,825.60 = 45,053.76 : x
  2. Step 2: Convert to fraction form
    70,170.24/96,825.60 = 45,053.76/x
  3. Step 3: Cross multiply
    70,170.24x = 96,825.60 × 45,053.76
  4. Step 4: Simplify right side
    70,170.24x = 4,362,357,344.26
  5. Step 5: Solve for x
    x = 4,362,357,344.26/70,170.24
  6. Step 6: Final answer
    x = 62,168.20

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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.