Home / 134,210.40-201,167.98-55,281.57

Finding the Fourth Proportional to 134,210.40, 201,167.98 and 55,281.57

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Solution

The fourth proportional to 134,210.40, 201,167.98 and 55,281.57 is: 82,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,210.40 : 201,167.98 = 55,281.57 : x
  2. Step 2: Convert to fraction form
    134,210.40/201,167.98 = 55,281.57/x
  3. Step 3: Cross multiply
    134,210.40x = 201,167.98 × 55,281.57
  4. Step 4: Simplify right side
    134,210.40x = 11,120,881,768.13
  5. Step 5: Solve for x
    x = 11,120,881,768.13/134,210.40
  6. Step 6: Final answer
    x = 82,861.55

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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.