Home / 86,323.83-119,145.25-58,013.11

Finding the Fourth Proportional to 86,323.83, 119,145.25 and 58,013.11

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Solution

The fourth proportional to 86,323.83, 119,145.25 and 58,013.11 is: 80,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,323.83 : 119,145.25 = 58,013.11 : x
  2. Step 2: Convert to fraction form
    86,323.83/119,145.25 = 58,013.11/x
  3. Step 3: Cross multiply
    86,323.83x = 119,145.25 × 58,013.11
  4. Step 4: Simplify right side
    86,323.83x = 6,911,986,494.23
  5. Step 5: Solve for x
    x = 6,911,986,494.23/86,323.83
  6. Step 6: Final answer
    x = 80,070.43

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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.