Home / 201,962.16-302,999.40-88,119.90

Finding the Fourth Proportional to 201,962.16, 302,999.40 and 88,119.90

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Solution

The fourth proportional to 201,962.16, 302,999.40 and 88,119.90 is: 132,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,962.16 : 302,999.40 = 88,119.90 : x
  2. Step 2: Convert to fraction form
    201,962.16/302,999.40 = 88,119.90/x
  3. Step 3: Cross multiply
    201,962.16x = 302,999.40 × 88,119.90
  4. Step 4: Simplify right side
    201,962.16x = 26,700,276,828.06
  5. Step 5: Solve for x
    x = 26,700,276,828.06/201,962.16
  6. Step 6: Final answer
    x = 132,204.35

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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.