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Finding the Fourth Proportional to 170,678.93, 256,048.43 and 58,332.74

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Solution

The fourth proportional to 170,678.93, 256,048.43 and 58,332.74 is: 87,509.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,678.93 : 256,048.43 = 58,332.74 : x
  2. Step 2: Convert to fraction form
    170,678.93/256,048.43 = 58,332.74/x
  3. Step 3: Cross multiply
    170,678.93x = 256,048.43 × 58,332.74
  4. Step 4: Simplify right side
    170,678.93x = 14,936,004,922.69
  5. Step 5: Solve for x
    x = 14,936,004,922.69/170,678.93
  6. Step 6: Final answer
    x = 87,509.37

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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.