Home / 90,217.02-124,497.48-49,928.34

Finding the Fourth Proportional to 90,217.02, 124,497.48 and 49,928.34

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Solution

The fourth proportional to 90,217.02, 124,497.48 and 49,928.34 is: 68,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,217.02 : 124,497.48 = 49,928.34 : x
  2. Step 2: Convert to fraction form
    90,217.02/124,497.48 = 49,928.34/x
  3. Step 3: Cross multiply
    90,217.02x = 124,497.48 × 49,928.34
  4. Step 4: Simplify right side
    90,217.02x = 6,215,952,510.58
  5. Step 5: Solve for x
    x = 6,215,952,510.58/90,217.02
  6. Step 6: Final answer
    x = 68,900.00

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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.