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Finding the Fourth Proportional to 124,322.65, 171,559.29 and 70,600.57

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Solution

The fourth proportional to 124,322.65, 171,559.29 and 70,600.57 is: 97,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,322.65 : 171,559.29 = 70,600.57 : x
  2. Step 2: Convert to fraction form
    124,322.65/171,559.29 = 70,600.57/x
  3. Step 3: Cross multiply
    124,322.65x = 171,559.29 × 70,600.57
  4. Step 4: Simplify right side
    124,322.65x = 12,112,183,662.80
  5. Step 5: Solve for x
    x = 12,112,183,662.80/124,322.65
  6. Step 6: Final answer
    x = 97,425.40

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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.