Home / 126,107.79-174,026.18-69,519.17

Finding the Fourth Proportional to 126,107.79, 174,026.18 and 69,519.17

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Solution

The fourth proportional to 126,107.79, 174,026.18 and 69,519.17 is: 95,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,107.79 : 174,026.18 = 69,519.17 : x
  2. Step 2: Convert to fraction form
    126,107.79/174,026.18 = 69,519.17/x
  3. Step 3: Cross multiply
    126,107.79x = 174,026.18 × 69,519.17
  4. Step 4: Simplify right side
    126,107.79x = 12,098,154,547.94
  5. Step 5: Solve for x
    x = 12,098,154,547.94/126,107.79
  6. Step 6: Final answer
    x = 95,935.03

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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.