Home / 111,622.04-154,040.98-60,636.80

Finding the Fourth Proportional to 111,622.04, 154,040.98 and 60,636.80

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Solution

The fourth proportional to 111,622.04, 154,040.98 and 60,636.80 is: 83,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,622.04 : 154,040.98 = 60,636.80 : x
  2. Step 2: Convert to fraction form
    111,622.04/154,040.98 = 60,636.80/x
  3. Step 3: Cross multiply
    111,622.04x = 154,040.98 × 60,636.80
  4. Step 4: Simplify right side
    111,622.04x = 9,340,552,096.06
  5. Step 5: Solve for x
    x = 9,340,552,096.06/111,622.04
  6. Step 6: Final answer
    x = 83,680.18

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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.