Home / 124,230.53-171,440.21-70,517.21

Finding the Fourth Proportional to 124,230.53, 171,440.21 and 70,517.21

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Solution

The fourth proportional to 124,230.53, 171,440.21 and 70,517.21 is: 97,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,230.53 : 171,440.21 = 70,517.21 : x
  2. Step 2: Convert to fraction form
    124,230.53/171,440.21 = 70,517.21/x
  3. Step 3: Cross multiply
    124,230.53x = 171,440.21 × 70,517.21
  4. Step 4: Simplify right side
    124,230.53x = 12,089,484,610.11
  5. Step 5: Solve for x
    x = 12,089,484,610.11/124,230.53
  6. Step 6: Final answer
    x = 97,314.92

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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.