Home / 86,733.81-119,683.04-49,008.06

Finding the Fourth Proportional to 86,733.81, 119,683.04 and 49,008.06

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Solution

The fourth proportional to 86,733.81, 119,683.04 and 49,008.06 is: 67,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,733.81 : 119,683.04 = 49,008.06 : x
  2. Step 2: Convert to fraction form
    86,733.81/119,683.04 = 49,008.06/x
  3. Step 3: Cross multiply
    86,733.81x = 119,683.04 × 49,008.06
  4. Step 4: Simplify right side
    86,733.81x = 5,865,433,360.26
  5. Step 5: Solve for x
    x = 5,865,433,360.26/86,733.81
  6. Step 6: Final answer
    x = 67,625.69

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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.