Home / 154,806.32-232,209.72-42,488.06

Finding the Fourth Proportional to 154,806.32, 232,209.72 and 42,488.06

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Solution

The fourth proportional to 154,806.32, 232,209.72 and 42,488.06 is: 63,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,806.32 : 232,209.72 = 42,488.06 : x
  2. Step 2: Convert to fraction form
    154,806.32/232,209.72 = 42,488.06/x
  3. Step 3: Cross multiply
    154,806.32x = 232,209.72 × 42,488.06
  4. Step 4: Simplify right side
    154,806.32x = 9,866,140,515.94
  5. Step 5: Solve for x
    x = 9,866,140,515.94/154,806.32
  6. Step 6: Final answer
    x = 63,732.16

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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.