Home / 124,012.96-171,134.31-70,302.94

Finding the Fourth Proportional to 124,012.96, 171,134.31 and 70,302.94

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Solution

The fourth proportional to 124,012.96, 171,134.31 and 70,302.94 is: 97,016.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,012.96 : 171,134.31 = 70,302.94 : x
  2. Step 2: Convert to fraction form
    124,012.96/171,134.31 = 70,302.94/x
  3. Step 3: Cross multiply
    124,012.96x = 171,134.31 × 70,302.94
  4. Step 4: Simplify right side
    124,012.96x = 12,031,245,127.87
  5. Step 5: Solve for x
    x = 12,031,245,127.87/124,012.96
  6. Step 6: Final answer
    x = 97,016.03

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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.