Home / 83,514.12-115,094.91-59,316.12

Finding the Fourth Proportional to 83,514.12, 115,094.91 and 59,316.12

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Solution

The fourth proportional to 83,514.12, 115,094.91 and 59,316.12 is: 81,746.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,514.12 : 115,094.91 = 59,316.12 : x
  2. Step 2: Convert to fraction form
    83,514.12/115,094.91 = 59,316.12/x
  3. Step 3: Cross multiply
    83,514.12x = 115,094.91 × 59,316.12
  4. Step 4: Simplify right side
    83,514.12x = 6,826,983,492.95
  5. Step 5: Solve for x
    x = 6,826,983,492.95/83,514.12
  6. Step 6: Final answer
    x = 81,746.46

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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.