Home / 124,089.58-171,242.85-67,501.18

Finding the Fourth Proportional to 124,089.58, 171,242.85 and 67,501.18

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Solution

The fourth proportional to 124,089.58, 171,242.85 and 67,501.18 is: 93,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,089.58 : 171,242.85 = 67,501.18 : x
  2. Step 2: Convert to fraction form
    124,089.58/171,242.85 = 67,501.18/x
  3. Step 3: Cross multiply
    124,089.58x = 171,242.85 × 67,501.18
  4. Step 4: Simplify right side
    124,089.58x = 11,559,094,441.56
  5. Step 5: Solve for x
    x = 11,559,094,441.56/124,089.58
  6. Step 6: Final answer
    x = 93,151.21

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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.