Home / 70,438.28-97,031.22-60,333.80

Finding the Fourth Proportional to 70,438.28, 97,031.22 and 60,333.80

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Solution

The fourth proportional to 70,438.28, 97,031.22 and 60,333.80 is: 83,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,438.28 : 97,031.22 = 60,333.80 : x
  2. Step 2: Convert to fraction form
    70,438.28/97,031.22 = 60,333.80/x
  3. Step 3: Cross multiply
    70,438.28x = 97,031.22 × 60,333.80
  4. Step 4: Simplify right side
    70,438.28x = 5,854,262,221.24
  5. Step 5: Solve for x
    x = 5,854,262,221.24/70,438.28
  6. Step 6: Final answer
    x = 83,111.94

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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.