Home / 86,838.36-119,805.10-52,832.92

Finding the Fourth Proportional to 86,838.36, 119,805.10 and 52,832.92

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Solution

The fourth proportional to 86,838.36, 119,805.10 and 52,832.92 is: 72,890.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,838.36 : 119,805.10 = 52,832.92 : x
  2. Step 2: Convert to fraction form
    86,838.36/119,805.10 = 52,832.92/x
  3. Step 3: Cross multiply
    86,838.36x = 119,805.10 × 52,832.92
  4. Step 4: Simplify right side
    86,838.36x = 6,329,653,263.89
  5. Step 5: Solve for x
    x = 6,329,653,263.89/86,838.36
  6. Step 6: Final answer
    x = 72,890.06

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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.