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Finding the Fourth Proportional to 114,411.66, 157,888.09 and 63,424.26

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Solution

The fourth proportional to 114,411.66, 157,888.09 and 63,424.26 is: 87,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,411.66 : 157,888.09 = 63,424.26 : x
  2. Step 2: Convert to fraction form
    114,411.66/157,888.09 = 63,424.26/x
  3. Step 3: Cross multiply
    114,411.66x = 157,888.09 × 63,424.26
  4. Step 4: Simplify right side
    114,411.66x = 10,013,935,112.50
  5. Step 5: Solve for x
    x = 10,013,935,112.50/114,411.66
  6. Step 6: Final answer
    x = 87,525.48

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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.