Home / 86,330.04-119,153.84-58,019.33

Finding the Fourth Proportional to 86,330.04, 119,153.84 and 58,019.33

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Solution

The fourth proportional to 86,330.04, 119,153.84 and 58,019.33 is: 80,079.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,330.04 : 119,153.84 = 58,019.33 : x
  2. Step 2: Convert to fraction form
    86,330.04/119,153.84 = 58,019.33/x
  3. Step 3: Cross multiply
    86,330.04x = 119,153.84 × 58,019.33
  4. Step 4: Simplify right side
    86,330.04x = 6,913,225,959.83
  5. Step 5: Solve for x
    x = 6,913,225,959.83/86,330.04
  6. Step 6: Final answer
    x = 80,079.03

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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.