Home / 86,885.04-119,920.06-52,904.73

Finding the Fourth Proportional to 86,885.04, 119,920.06 and 52,904.73

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Solution

The fourth proportional to 86,885.04, 119,920.06 and 52,904.73 is: 73,019.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,885.04 : 119,920.06 = 52,904.73 : x
  2. Step 2: Convert to fraction form
    86,885.04/119,920.06 = 52,904.73/x
  3. Step 3: Cross multiply
    86,885.04x = 119,920.06 × 52,904.73
  4. Step 4: Simplify right side
    86,885.04x = 6,344,338,395.88
  5. Step 5: Solve for x
    x = 6,344,338,395.88/86,885.04
  6. Step 6: Final answer
    x = 73,019.92

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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.