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Finding the Fourth Proportional to 171,750.30, 257,625.45 and 93,018.30

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Solution

The fourth proportional to 171,750.30, 257,625.45 and 93,018.30 is: 139,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,750.30 : 257,625.45 = 93,018.30 : x
  2. Step 2: Convert to fraction form
    171,750.30/257,625.45 = 93,018.30/x
  3. Step 3: Cross multiply
    171,750.30x = 257,625.45 × 93,018.30
  4. Step 4: Simplify right side
    171,750.30x = 23,963,881,395.74
  5. Step 5: Solve for x
    x = 23,963,881,395.74/171,750.30
  6. Step 6: Final answer
    x = 139,527.45

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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.