Home / 104,426.38-144,225.87-70,574.66

Finding the Fourth Proportional to 104,426.38, 144,225.87 and 70,574.66

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Solution

The fourth proportional to 104,426.38, 144,225.87 and 70,574.66 is: 97,472.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,426.38 : 144,225.87 = 70,574.66 : x
  2. Step 2: Convert to fraction form
    104,426.38/144,225.87 = 70,574.66/x
  3. Step 3: Cross multiply
    104,426.38x = 144,225.87 × 70,574.66
  4. Step 4: Simplify right side
    104,426.38x = 10,178,691,293.52
  5. Step 5: Solve for x
    x = 10,178,691,293.52/104,426.38
  6. Step 6: Final answer
    x = 97,472.41

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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.