Home / 155,024.79-213,957.63-94,630.65

Finding the Fourth Proportional to 155,024.79, 213,957.63 and 94,630.65

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Solution

The fourth proportional to 155,024.79, 213,957.63 and 94,630.65 is: 130,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,024.79 : 213,957.63 = 94,630.65 : x
  2. Step 2: Convert to fraction form
    155,024.79/213,957.63 = 94,630.65/x
  3. Step 3: Cross multiply
    155,024.79x = 213,957.63 × 94,630.65
  4. Step 4: Simplify right side
    155,024.79x = 20,246,949,599.36
  5. Step 5: Solve for x
    x = 20,246,949,599.36/155,024.79
  6. Step 6: Final answer
    x = 130,604.59

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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.