Home / 132,136.93-182,349.08-71,707.57

Finding the Fourth Proportional to 132,136.93, 182,349.08 and 71,707.57

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Solution

The fourth proportional to 132,136.93, 182,349.08 and 71,707.57 is: 98,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,136.93 : 182,349.08 = 71,707.57 : x
  2. Step 2: Convert to fraction form
    132,136.93/182,349.08 = 71,707.57/x
  3. Step 3: Cross multiply
    132,136.93x = 182,349.08 × 71,707.57
  4. Step 4: Simplify right side
    132,136.93x = 13,075,809,874.41
  5. Step 5: Solve for x
    x = 13,075,809,874.41/132,136.93
  6. Step 6: Final answer
    x = 98,956.51

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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.