Home / 75,095.10-103,631.25-46,800.90

Finding the Fourth Proportional to 75,095.10, 103,631.25 and 46,800.90

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Solution

The fourth proportional to 75,095.10, 103,631.25 and 46,800.90 is: 64,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,095.10 : 103,631.25 = 46,800.90 : x
  2. Step 2: Convert to fraction form
    75,095.10/103,631.25 = 46,800.90/x
  3. Step 3: Cross multiply
    75,095.10x = 103,631.25 × 46,800.90
  4. Step 4: Simplify right side
    75,095.10x = 4,850,035,768.13
  5. Step 5: Solve for x
    x = 4,850,035,768.13/75,095.10
  6. Step 6: Final answer
    x = 64,585.25

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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.