Home / 84,302.60-116,288.88-54,077.18

Finding the Fourth Proportional to 84,302.60, 116,288.88 and 54,077.18

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Solution

The fourth proportional to 84,302.60, 116,288.88 and 54,077.18 is: 74,595.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,302.60 : 116,288.88 = 54,077.18 : x
  2. Step 2: Convert to fraction form
    84,302.60/116,288.88 = 54,077.18/x
  3. Step 3: Cross multiply
    84,302.60x = 116,288.88 × 54,077.18
  4. Step 4: Simplify right side
    84,302.60x = 6,288,574,695.76
  5. Step 5: Solve for x
    x = 6,288,574,695.76/84,302.60
  6. Step 6: Final answer
    x = 74,595.26

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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.