Home / 220,638.24-330,957.48-94,172.16

Finding the Fourth Proportional to 220,638.24, 330,957.48 and 94,172.16

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Solution

The fourth proportional to 220,638.24, 330,957.48 and 94,172.16 is: 141,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,638.24 : 330,957.48 = 94,172.16 : x
  2. Step 2: Convert to fraction form
    220,638.24/330,957.48 = 94,172.16/x
  3. Step 3: Cross multiply
    220,638.24x = 330,957.48 × 94,172.16
  4. Step 4: Simplify right side
    220,638.24x = 31,166,980,759.76
  5. Step 5: Solve for x
    x = 31,166,980,759.76/220,638.24
  6. Step 6: Final answer
    x = 141,258.29

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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.