Home / 102,002.71-152,916.07-45,033.18

Finding the Fourth Proportional to 102,002.71, 152,916.07 and 45,033.18

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Solution

The fourth proportional to 102,002.71, 152,916.07 and 45,033.18 is: 67,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,002.71 : 152,916.07 = 45,033.18 : x
  2. Step 2: Convert to fraction form
    102,002.71/152,916.07 = 45,033.18/x
  3. Step 3: Cross multiply
    102,002.71x = 152,916.07 × 45,033.18
  4. Step 4: Simplify right side
    102,002.71x = 6,886,296,328.68
  5. Step 5: Solve for x
    x = 6,886,296,328.68/102,002.71
  6. Step 6: Final answer
    x = 67,510.92

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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.