Home / 124,166.27-171,347.74-73,181.12

Finding the Fourth Proportional to 124,166.27, 171,347.74 and 73,181.12

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Solution

The fourth proportional to 124,166.27, 171,347.74 and 73,181.12 is: 100,988.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,166.27 : 171,347.74 = 73,181.12 : x
  2. Step 2: Convert to fraction form
    124,166.27/171,347.74 = 73,181.12/x
  3. Step 3: Cross multiply
    124,166.27x = 171,347.74 × 73,181.12
  4. Step 4: Simplify right side
    124,166.27x = 12,539,418,482.98
  5. Step 5: Solve for x
    x = 12,539,418,482.98/124,166.27
  6. Step 6: Final answer
    x = 100,988.93

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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.