Home / 86,630.24-119,514.12-58,345.04

Finding the Fourth Proportional to 86,630.24, 119,514.12 and 58,345.04

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Solution

The fourth proportional to 86,630.24, 119,514.12 and 58,345.04 is: 80,492.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,630.24 : 119,514.12 = 58,345.04 : x
  2. Step 2: Convert to fraction form
    86,630.24/119,514.12 = 58,345.04/x
  3. Step 3: Cross multiply
    86,630.24x = 119,514.12 × 58,345.04
  4. Step 4: Simplify right side
    86,630.24x = 6,973,056,111.96
  5. Step 5: Solve for x
    x = 6,973,056,111.96/86,630.24
  6. Step 6: Final answer
    x = 80,492.17

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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.