Home / 122,419.36-183,456.60-97,348.15

Finding the Fourth Proportional to 122,419.36, 183,456.60 and 97,348.15

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Solution

The fourth proportional to 122,419.36, 183,456.60 and 97,348.15 is: 145,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,419.36 : 183,456.60 = 97,348.15 : x
  2. Step 2: Convert to fraction form
    122,419.36/183,456.60 = 97,348.15/x
  3. Step 3: Cross multiply
    122,419.36x = 183,456.60 × 97,348.15
  4. Step 4: Simplify right side
    122,419.36x = 17,859,160,615.29
  5. Step 5: Solve for x
    x = 17,859,160,615.29/122,419.36
  6. Step 6: Final answer
    x = 145,885.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.