Home / 186,220.76-279,225.75-170,351.24

Finding the Fourth Proportional to 186,220.76, 279,225.75 and 170,351.24

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Solution

The fourth proportional to 186,220.76, 279,225.75 and 170,351.24 is: 255,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,220.76 : 279,225.75 = 170,351.24 : x
  2. Step 2: Convert to fraction form
    186,220.76/279,225.75 = 170,351.24/x
  3. Step 3: Cross multiply
    186,220.76x = 279,225.75 × 170,351.24
  4. Step 4: Simplify right side
    186,220.76x = 47,566,452,752.43
  5. Step 5: Solve for x
    x = 47,566,452,752.43/186,220.76
  6. Step 6: Final answer
    x = 255,430.45

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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.