Home / 124,546.04-171,877.31-70,838.78

Finding the Fourth Proportional to 124,546.04, 171,877.31 and 70,838.78

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Solution

The fourth proportional to 124,546.04, 171,877.31 and 70,838.78 is: 97,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,546.04 : 171,877.31 = 70,838.78 : x
  2. Step 2: Convert to fraction form
    124,546.04/171,877.31 = 70,838.78/x
  3. Step 3: Cross multiply
    124,546.04x = 171,877.31 × 70,838.78
  4. Step 4: Simplify right side
    124,546.04x = 12,175,578,267.79
  5. Step 5: Solve for x
    x = 12,175,578,267.79/124,546.04
  6. Step 6: Final answer
    x = 97,759.66

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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.