Home / 219,823.04-303,401.12-124,333.76

Finding the Fourth Proportional to 219,823.04, 303,401.12 and 124,333.76

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Solution

The fourth proportional to 219,823.04, 303,401.12 and 124,333.76 is: 171,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,823.04 : 303,401.12 = 124,333.76 : x
  2. Step 2: Convert to fraction form
    219,823.04/303,401.12 = 124,333.76/x
  3. Step 3: Cross multiply
    219,823.04x = 303,401.12 × 124,333.76
  4. Step 4: Simplify right side
    219,823.04x = 37,723,002,037.81
  5. Step 5: Solve for x
    x = 37,723,002,037.81/219,823.04
  6. Step 6: Final answer
    x = 171,606.22

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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.