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Finding the Fourth Proportional to 163,424.16, 245,073.06 and 63,570.87

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Solution

The fourth proportional to 163,424.16, 245,073.06 and 63,570.87 is: 95,331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,424.16 : 245,073.06 = 63,570.87 : x
  2. Step 2: Convert to fraction form
    163,424.16/245,073.06 = 63,570.87/x
  3. Step 3: Cross multiply
    163,424.16x = 245,073.06 × 63,570.87
  4. Step 4: Simplify right side
    163,424.16x = 15,579,507,637.76
  5. Step 5: Solve for x
    x = 15,579,507,637.76/163,424.16
  6. Step 6: Final answer
    x = 95,331.73

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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.