Home / 70,011.95-96,615.52-38,180.84

Finding the Fourth Proportional to 70,011.95, 96,615.52 and 38,180.84

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Solution

The fourth proportional to 70,011.95, 96,615.52 and 38,180.84 is: 52,689.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,011.95 : 96,615.52 = 38,180.84 : x
  2. Step 2: Convert to fraction form
    70,011.95/96,615.52 = 38,180.84/x
  3. Step 3: Cross multiply
    70,011.95x = 96,615.52 × 38,180.84
  4. Step 4: Simplify right side
    70,011.95x = 3,688,861,132.11
  5. Step 5: Solve for x
    x = 3,688,861,132.11/70,011.95
  6. Step 6: Final answer
    x = 52,689.03

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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.