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Finding the Fourth Proportional to 114,557.66, 158,089.23 and 63,578.07

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Solution

The fourth proportional to 114,557.66, 158,089.23 and 63,578.07 is: 87,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,557.66 : 158,089.23 = 63,578.07 : x
  2. Step 2: Convert to fraction form
    114,557.66/158,089.23 = 63,578.07/x
  3. Step 3: Cross multiply
    114,557.66x = 158,089.23 × 63,578.07
  4. Step 4: Simplify right side
    114,557.66x = 10,051,008,131.19
  5. Step 5: Solve for x
    x = 10,051,008,131.19/114,557.66
  6. Step 6: Final answer
    x = 87,737.55

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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.