Home / 89,883.17-124,038.63-49,596.90

Finding the Fourth Proportional to 89,883.17, 124,038.63 and 49,596.90

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Solution

The fourth proportional to 89,883.17, 124,038.63 and 49,596.90 is: 68,443.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,883.17 : 124,038.63 = 49,596.90 : x
  2. Step 2: Convert to fraction form
    89,883.17/124,038.63 = 49,596.90/x
  3. Step 3: Cross multiply
    89,883.17x = 124,038.63 × 49,596.90
  4. Step 4: Simplify right side
    89,883.17x = 6,151,931,528.25
  5. Step 5: Solve for x
    x = 6,151,931,528.25/89,883.17
  6. Step 6: Final answer
    x = 68,443.64

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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.