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Finding the Fourth Proportional to 114,334.71, 157,779.70 and 69,014.60

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Solution

The fourth proportional to 114,334.71, 157,779.70 and 69,014.60 is: 95,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,334.71 : 157,779.70 = 69,014.60 : x
  2. Step 2: Convert to fraction form
    114,334.71/157,779.70 = 69,014.60/x
  3. Step 3: Cross multiply
    114,334.71x = 157,779.70 × 69,014.60
  4. Step 4: Simplify right side
    114,334.71x = 10,889,102,513.86
  5. Step 5: Solve for x
    x = 10,889,102,513.86/114,334.71
  6. Step 6: Final answer
    x = 95,238.82

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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.