Home / 124,343.94-171,589.28-70,628.79

Finding the Fourth Proportional to 124,343.94, 171,589.28 and 70,628.79

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Solution

The fourth proportional to 124,343.94, 171,589.28 and 70,628.79 is: 97,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,343.94 : 171,589.28 = 70,628.79 : x
  2. Step 2: Convert to fraction form
    124,343.94/171,589.28 = 70,628.79/x
  3. Step 3: Cross multiply
    124,343.94x = 171,589.28 × 70,628.79
  4. Step 4: Simplify right side
    124,343.94x = 12,119,142,870.23
  5. Step 5: Solve for x
    x = 12,119,142,870.23/124,343.94
  6. Step 6: Final answer
    x = 97,464.68

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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.