Home / 89,006.40-122,829.02-48,722.74

Finding the Fourth Proportional to 89,006.40, 122,829.02 and 48,722.74

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Solution

The fourth proportional to 89,006.40, 122,829.02 and 48,722.74 is: 67,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006.40 : 122,829.02 = 48,722.74 : x
  2. Step 2: Convert to fraction form
    89,006.40/122,829.02 = 48,722.74/x
  3. Step 3: Cross multiply
    89,006.40x = 122,829.02 × 48,722.74
  4. Step 4: Simplify right side
    89,006.40x = 5,984,566,405.91
  5. Step 5: Solve for x
    x = 5,984,566,405.91/89,006.40
  6. Step 6: Final answer
    x = 67,237.48

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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.