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Finding the Fourth Proportional to 114,357.74, 157,800.75 and 63,357.66

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Solution

The fourth proportional to 114,357.74, 157,800.75 and 63,357.66 is: 87,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,357.74 : 157,800.75 = 63,357.66 : x
  2. Step 2: Convert to fraction form
    114,357.74/157,800.75 = 63,357.66/x
  3. Step 3: Cross multiply
    114,357.74x = 157,800.75 × 63,357.66
  4. Step 4: Simplify right side
    114,357.74x = 9,997,886,266.25
  5. Step 5: Solve for x
    x = 9,997,886,266.25/114,357.74
  6. Step 6: Final answer
    x = 87,426.41

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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.