Home / 89,905,339.36-124,069,363.50-48,652,231.72

Finding the Fourth Proportional to 89,905,339.36, 124,069,363.50 and 48,652,231.72

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Solution

The fourth proportional to 89,905,339.36, 124,069,363.50 and 48,652,231.72 is: 67,140,077.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905,339.36 : 124,069,363.50 = 48,652,231.72 : x
  2. Step 2: Convert to fraction form
    89,905,339.36/124,069,363.50 = 48,652,231.72/x
  3. Step 3: Cross multiply
    89,905,339.36x = 124,069,363.50 × 48,652,231.72
  4. Step 4: Simplify right side
    89,905,339.36x = 6,036,251,422,354,910
  5. Step 5: Solve for x
    x = 6,036,251,422,354,910/89,905,339.36
  6. Step 6: Final answer
    x = 67,140,077.17

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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.