Home / 369,626.24-554,439.92-89,143.48

Finding the Fourth Proportional to 369,626.24, 554,439.92 and 89,143.48

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Solution

The fourth proportional to 369,626.24, 554,439.92 and 89,143.48 is: 133,715.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,626.24 : 554,439.92 = 89,143.48 : x
  2. Step 2: Convert to fraction form
    369,626.24/554,439.92 = 89,143.48/x
  3. Step 3: Cross multiply
    369,626.24x = 554,439.92 × 89,143.48
  4. Step 4: Simplify right side
    369,626.24x = 49,424,703,919.72
  5. Step 5: Solve for x
    x = 49,424,703,919.72/369,626.24
  6. Step 6: Final answer
    x = 133,715.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.