Home / 124,231.32-171,440.28-70,516.44

Finding the Fourth Proportional to 124,231.32, 171,440.28 and 70,516.44

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Solution

The fourth proportional to 124,231.32, 171,440.28 and 70,516.44 is: 97,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,231.32 : 171,440.28 = 70,516.44 : x
  2. Step 2: Convert to fraction form
    124,231.32/171,440.28 = 70,516.44/x
  3. Step 3: Cross multiply
    124,231.32x = 171,440.28 × 70,516.44
  4. Step 4: Simplify right side
    124,231.32x = 12,089,358,218.20
  5. Step 5: Solve for x
    x = 12,089,358,218.20/124,231.32
  6. Step 6: Final answer
    x = 97,313.29

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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.