Home / 124,231.35-171,461.31-70,505.67

Finding the Fourth Proportional to 124,231.35, 171,461.31 and 70,505.67

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Solution

The fourth proportional to 124,231.35, 171,461.31 and 70,505.67 is: 97,310.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,231.35 : 171,461.31 = 70,505.67 : x
  2. Step 2: Convert to fraction form
    124,231.35/171,461.31 = 70,505.67/x
  3. Step 3: Cross multiply
    124,231.35x = 171,461.31 × 70,505.67
  4. Step 4: Simplify right side
    124,231.35x = 12,088,994,540.63
  5. Step 5: Solve for x
    x = 12,088,994,540.63/124,231.35
  6. Step 6: Final answer
    x = 97,310.34

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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.