Home / 69,820.85-96,240.74-47,152.59

Finding the Fourth Proportional to 69,820.85, 96,240.74 and 47,152.59

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Solution

The fourth proportional to 69,820.85, 96,240.74 and 47,152.59 is: 64,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,820.85 : 96,240.74 = 47,152.59 : x
  2. Step 2: Convert to fraction form
    69,820.85/96,240.74 = 47,152.59/x
  3. Step 3: Cross multiply
    69,820.85x = 96,240.74 × 47,152.59
  4. Step 4: Simplify right side
    69,820.85x = 4,538,000,154.52
  5. Step 5: Solve for x
    x = 4,538,000,154.52/69,820.85
  6. Step 6: Final answer
    x = 64,994.92

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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.