Home / 89,837,178.53-123,975,680.03-48,584,070.90

Finding the Fourth Proportional to 89,837,178.53, 123,975,680.03 and 48,584,070.90

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Solution

The fourth proportional to 89,837,178.53, 123,975,680.03 and 48,584,070.90 is: 67,046,219.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,837,178.53 : 123,975,680.03 = 48,584,070.90 : x
  2. Step 2: Convert to fraction form
    89,837,178.53/123,975,680.03 = 48,584,070.90/x
  3. Step 3: Cross multiply
    89,837,178.53x = 123,975,680.03 × 48,584,070.90
  4. Step 4: Simplify right side
    89,837,178.53x = 6,023,243,228,210,314
  5. Step 5: Solve for x
    x = 6,023,243,228,210,314/89,837,178.53
  6. Step 6: Final answer
    x = 67,046,219.92

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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.