Home / 180,554.20-249,143.34-111,632.92

Finding the Fourth Proportional to 180,554.20, 249,143.34 and 111,632.92

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Solution

The fourth proportional to 180,554.20, 249,143.34 and 111,632.92 is: 154,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,554.20 : 249,143.34 = 111,632.92 : x
  2. Step 2: Convert to fraction form
    180,554.20/249,143.34 = 111,632.92/x
  3. Step 3: Cross multiply
    180,554.20x = 249,143.34 × 111,632.92
  4. Step 4: Simplify right side
    180,554.20x = 27,812,598,542.75
  5. Step 5: Solve for x
    x = 27,812,598,542.75/180,554.20
  6. Step 6: Final answer
    x = 154,040.16

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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.