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Finding the Fourth Proportional to 114,002.48, 157,322.94 and 63,701.48

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Solution

The fourth proportional to 114,002.48, 157,322.94 and 63,701.48 is: 87,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,002.48 : 157,322.94 = 63,701.48 : x
  2. Step 2: Convert to fraction form
    114,002.48/157,322.94 = 63,701.48/x
  3. Step 3: Cross multiply
    114,002.48x = 157,322.94 × 63,701.48
  4. Step 4: Simplify right side
    114,002.48x = 10,021,704,115.95
  5. Step 5: Solve for x
    x = 10,021,704,115.95/114,002.48
  6. Step 6: Final answer
    x = 87,907.77

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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.