Home / 155,023.29-213,955.56-94,629.15

Finding the Fourth Proportional to 155,023.29, 213,955.56 and 94,629.15

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Solution

The fourth proportional to 155,023.29, 213,955.56 and 94,629.15 is: 130,602.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,023.29 : 213,955.56 = 94,629.15 : x
  2. Step 2: Convert to fraction form
    155,023.29/213,955.56 = 94,629.15/x
  3. Step 3: Cross multiply
    155,023.29x = 213,955.56 × 94,629.15
  4. Step 4: Simplify right side
    155,023.29x = 20,246,432,780.57
  5. Step 5: Solve for x
    x = 20,246,432,780.57/155,023.29
  6. Step 6: Final answer
    x = 130,602.52

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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.