Home / 86,302.68-129,466.77-44,206.57

Finding the Fourth Proportional to 86,302.68, 129,466.77 and 44,206.57

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Solution

The fourth proportional to 86,302.68, 129,466.77 and 44,206.57 is: 66,316.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,302.68 : 129,466.77 = 44,206.57 : x
  2. Step 2: Convert to fraction form
    86,302.68/129,466.77 = 44,206.57/x
  3. Step 3: Cross multiply
    86,302.68x = 129,466.77 × 44,206.57
  4. Step 4: Simplify right side
    86,302.68x = 5,723,281,830.68
  5. Step 5: Solve for x
    x = 5,723,281,830.68/86,302.68
  6. Step 6: Final answer
    x = 66,316.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.