Home / 89,944,748.96-124,123,793.64-48,691,640

Finding the Fourth Proportional to 89,944,748.96, 124,123,793.64 and 48,691,640

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Solution

The fourth proportional to 89,944,748.96, 124,123,793.64 and 48,691,640 is: 67,194,484.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944,748.96 : 124,123,793.64 = 48,691,640 : x
  2. Step 2: Convert to fraction form
    89,944,748.96/124,123,793.64 = 48,691,640/x
  3. Step 3: Cross multiply
    89,944,748.96x = 124,123,793.64 × 48,691,640
  4. Step 4: Simplify right side
    89,944,748.96x = 6,043,791,075,353,170
  5. Step 5: Solve for x
    x = 6,043,791,075,353,170/89,944,748.96
  6. Step 6: Final answer
    x = 67,194,484.89

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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.