Home / 185,547.46-278,279.88-52,440.16

Finding the Fourth Proportional to 185,547.46, 278,279.88 and 52,440.16

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Solution

The fourth proportional to 185,547.46, 278,279.88 and 52,440.16 is: 78,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,547.46 : 278,279.88 = 52,440.16 : x
  2. Step 2: Convert to fraction form
    185,547.46/278,279.88 = 52,440.16/x
  3. Step 3: Cross multiply
    185,547.46x = 278,279.88 × 52,440.16
  4. Step 4: Simplify right side
    185,547.46x = 14,593,041,431.98
  5. Step 5: Solve for x
    x = 14,593,041,431.98/185,547.46
  6. Step 6: Final answer
    x = 78,648.56

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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.