Home / 155,570.67-233,378.51-66,823.43

Finding the Fourth Proportional to 155,570.67, 233,378.51 and 66,823.43

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Solution

The fourth proportional to 155,570.67, 233,378.51 and 66,823.43 is: 100,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,570.67 : 233,378.51 = 66,823.43 : x
  2. Step 2: Convert to fraction form
    155,570.67/233,378.51 = 66,823.43/x
  3. Step 3: Cross multiply
    155,570.67x = 233,378.51 × 66,823.43
  4. Step 4: Simplify right side
    155,570.67x = 15,595,151,025.48
  5. Step 5: Solve for x
    x = 15,595,151,025.48/155,570.67
  6. Step 6: Final answer
    x = 100,244.80

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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.