Home / 84,488.16-116,580.61-48,671.16

Finding the Fourth Proportional to 84,488.16, 116,580.61 and 48,671.16

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Solution

The fourth proportional to 84,488.16, 116,580.61 and 48,671.16 is: 67,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,488.16 : 116,580.61 = 48,671.16 : x
  2. Step 2: Convert to fraction form
    84,488.16/116,580.61 = 48,671.16/x
  3. Step 3: Cross multiply
    84,488.16x = 116,580.61 × 48,671.16
  4. Step 4: Simplify right side
    84,488.16x = 5,674,113,522.21
  5. Step 5: Solve for x
    x = 5,674,113,522.21/84,488.16
  6. Step 6: Final answer
    x = 67,158.68

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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.