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Finding the Fourth Proportional to 114,004.68, 157,323.24 and 63,703.68

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Solution

The fourth proportional to 114,004.68, 157,323.24 and 63,703.68 is: 87,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,004.68 : 157,323.24 = 63,703.68 : x
  2. Step 2: Convert to fraction form
    114,004.68/157,323.24 = 63,703.68/x
  3. Step 3: Cross multiply
    114,004.68x = 157,323.24 × 63,703.68
  4. Step 4: Simplify right side
    114,004.68x = 10,022,069,337.52
  5. Step 5: Solve for x
    x = 10,022,069,337.52/114,004.68
  6. Step 6: Final answer
    x = 87,909.28

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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.