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Finding the Fourth Proportional to 114,484.16, 157,973.10 and 63,496.28

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Solution

The fourth proportional to 114,484.16, 157,973.10 and 63,496.28 is: 87,616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,484.16 : 157,973.10 = 63,496.28 : x
  2. Step 2: Convert to fraction form
    114,484.16/157,973.10 = 63,496.28/x
  3. Step 3: Cross multiply
    114,484.16x = 157,973.10 × 63,496.28
  4. Step 4: Simplify right side
    114,484.16x = 10,030,704,190.07
  5. Step 5: Solve for x
    x = 10,030,704,190.07/114,484.16
  6. Step 6: Final answer
    x = 87,616.52

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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.