Home / 125,156.07-172,713.06-68,567.04

Finding the Fourth Proportional to 125,156.07, 172,713.06 and 68,567.04

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Solution

The fourth proportional to 125,156.07, 172,713.06 and 68,567.04 is: 94,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,156.07 : 172,713.06 = 68,567.04 : x
  2. Step 2: Convert to fraction form
    125,156.07/172,713.06 = 68,567.04/x
  3. Step 3: Cross multiply
    125,156.07x = 172,713.06 × 68,567.04
  4. Step 4: Simplify right side
    125,156.07x = 11,842,423,293.54
  5. Step 5: Solve for x
    x = 11,842,423,293.54/125,156.07
  6. Step 6: Final answer
    x = 94,621.25

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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.