Home / 124,016.24-171,145.86-70,299.08

Finding the Fourth Proportional to 124,016.24, 171,145.86 and 70,299.08

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Solution

The fourth proportional to 124,016.24, 171,145.86 and 70,299.08 is: 97,014.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,016.24 : 171,145.86 = 70,299.08 : x
  2. Step 2: Convert to fraction form
    124,016.24/171,145.86 = 70,299.08/x
  3. Step 3: Cross multiply
    124,016.24x = 171,145.86 × 70,299.08
  4. Step 4: Simplify right side
    124,016.24x = 12,031,396,503.81
  5. Step 5: Solve for x
    x = 12,031,396,503.81/124,016.24
  6. Step 6: Final answer
    x = 97,014.69

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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.