Home / 272,630.00-376,237.76-148,459.20

Finding the Fourth Proportional to 272,630.00, 376,237.76 and 148,459.20

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Solution

The fourth proportional to 272,630.00, 376,237.76 and 148,459.20 is: 204,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,630.00 : 376,237.76 = 148,459.20 : x
  2. Step 2: Convert to fraction form
    272,630.00/376,237.76 = 148,459.20/x
  3. Step 3: Cross multiply
    272,630.00x = 376,237.76 × 148,459.20
  4. Step 4: Simplify right side
    272,630.00x = 55,855,956,117.10
  5. Step 5: Solve for x
    x = 55,855,956,117.10/272,630.00
  6. Step 6: Final answer
    x = 204,878.25

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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.