Home / 155,446.04-214,496.46-98,063.70

Finding the Fourth Proportional to 155,446.04, 214,496.46 and 98,063.70

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Solution

The fourth proportional to 155,446.04, 214,496.46 and 98,063.70 is: 135,315.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,446.04 : 214,496.46 = 98,063.70 : x
  2. Step 2: Convert to fraction form
    155,446.04/214,496.46 = 98,063.70/x
  3. Step 3: Cross multiply
    155,446.04x = 214,496.46 × 98,063.70
  4. Step 4: Simplify right side
    155,446.04x = 21,034,316,504.50
  5. Step 5: Solve for x
    x = 21,034,316,504.50/155,446.04
  6. Step 6: Final answer
    x = 135,315.87

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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.