Home / 124,399.10-171,671.06-70,701.95

Finding the Fourth Proportional to 124,399.10, 171,671.06 and 70,701.95

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Solution

The fourth proportional to 124,399.10, 171,671.06 and 70,701.95 is: 97,568.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,399.10 : 171,671.06 = 70,701.95 : x
  2. Step 2: Convert to fraction form
    124,399.10/171,671.06 = 70,701.95/x
  3. Step 3: Cross multiply
    124,399.10x = 171,671.06 × 70,701.95
  4. Step 4: Simplify right side
    124,399.10x = 12,137,478,700.57
  5. Step 5: Solve for x
    x = 12,137,478,700.57/124,399.10
  6. Step 6: Final answer
    x = 97,568.86

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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.