Home / 34,988.16-48,281.76-20,084.16

Finding the Fourth Proportional to 34,988.16, 48,281.76 and 20,084.16

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Solution

The fourth proportional to 34,988.16, 48,281.76 and 20,084.16 is: 27,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,988.16 : 48,281.76 = 20,084.16 : x
  2. Step 2: Convert to fraction form
    34,988.16/48,281.76 = 20,084.16/x
  3. Step 3: Cross multiply
    34,988.16x = 48,281.76 × 20,084.16
  4. Step 4: Simplify right side
    34,988.16x = 969,698,592.92
  5. Step 5: Solve for x
    x = 969,698,592.92/34,988.16
  6. Step 6: Final answer
    x = 27,715.05

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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.