Home / 86,330.84-119,154.90-58,020.11

Finding the Fourth Proportional to 86,330.84, 119,154.90 and 58,020.11

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Solution

The fourth proportional to 86,330.84, 119,154.90 and 58,020.11 is: 80,080.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,330.84 : 119,154.90 = 58,020.11 : x
  2. Step 2: Convert to fraction form
    86,330.84/119,154.90 = 58,020.11/x
  3. Step 3: Cross multiply
    86,330.84x = 119,154.90 × 58,020.11
  4. Step 4: Simplify right side
    86,330.84x = 6,913,380,405.04
  5. Step 5: Solve for x
    x = 6,913,380,405.04/86,330.84
  6. Step 6: Final answer
    x = 80,080.08

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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.