Home / 182,606.70-251,982.90-100,931.52

Finding the Fourth Proportional to 182,606.70, 251,982.90 and 100,931.52

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Solution

The fourth proportional to 182,606.70, 251,982.90 and 100,931.52 is: 139,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,606.70 : 251,982.90 = 100,931.52 : x
  2. Step 2: Convert to fraction form
    182,606.70/251,982.90 = 100,931.52/x
  3. Step 3: Cross multiply
    182,606.70x = 251,982.90 × 100,931.52
  4. Step 4: Simplify right side
    182,606.70x = 25,433,017,111.01
  5. Step 5: Solve for x
    x = 25,433,017,111.01/182,606.70
  6. Step 6: Final answer
    x = 139,277.57

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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.