Home / 124,233.75-171,431.78-70,521.03

Finding the Fourth Proportional to 124,233.75, 171,431.78 and 70,521.03

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Solution

The fourth proportional to 124,233.75, 171,431.78 and 70,521.03 is: 97,312.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,233.75 : 171,431.78 = 70,521.03 : x
  2. Step 2: Convert to fraction form
    124,233.75/171,431.78 = 70,521.03/x
  3. Step 3: Cross multiply
    124,233.75x = 171,431.78 × 70,521.03
  4. Step 4: Simplify right side
    124,233.75x = 12,089,545,347.73
  5. Step 5: Solve for x
    x = 12,089,545,347.73/124,233.75
  6. Step 6: Final answer
    x = 97,312.89

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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.