Home / 84,455.17-116,590.33-48,638.26

Finding the Fourth Proportional to 84,455.17, 116,590.33 and 48,638.26

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Solution

The fourth proportional to 84,455.17, 116,590.33 and 48,638.26 is: 67,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,455.17 : 116,590.33 = 48,638.26 : x
  2. Step 2: Convert to fraction form
    84,455.17/116,590.33 = 48,638.26/x
  3. Step 3: Cross multiply
    84,455.17x = 116,590.33 × 48,638.26
  4. Step 4: Simplify right side
    84,455.17x = 5,670,750,784.03
  5. Step 5: Solve for x
    x = 5,670,750,784.03/84,455.17
  6. Step 6: Final answer
    x = 67,145.10

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1.5x scale

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.