Home / 84,632.77-116,746.85-53,948.89

Finding the Fourth Proportional to 84,632.77, 116,746.85 and 53,948.89

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Solution

The fourth proportional to 84,632.77, 116,746.85 and 53,948.89 is: 74,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,632.77 : 116,746.85 = 53,948.89 : x
  2. Step 2: Convert to fraction form
    84,632.77/116,746.85 = 53,948.89/x
  3. Step 3: Cross multiply
    84,632.77x = 116,746.85 × 53,948.89
  4. Step 4: Simplify right side
    84,632.77x = 6,298,362,115.02
  5. Step 5: Solve for x
    x = 6,298,362,115.02/84,632.77
  6. Step 6: Final answer
    x = 74,419.90

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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.