Home / 170,754.19-256,143.67-65,573.16

Finding the Fourth Proportional to 170,754.19, 256,143.67 and 65,573.16

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Solution

The fourth proportional to 170,754.19, 256,143.67 and 65,573.16 is: 98,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,754.19 : 256,143.67 = 65,573.16 : x
  2. Step 2: Convert to fraction form
    170,754.19/256,143.67 = 65,573.16/x
  3. Step 3: Cross multiply
    170,754.19x = 256,143.67 × 65,573.16
  4. Step 4: Simplify right side
    170,754.19x = 16,796,150,172.23
  5. Step 5: Solve for x
    x = 16,796,150,172.23/170,754.19
  6. Step 6: Final answer
    x = 98,364.50

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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.