Home / 149,403.84-224,246.40-99,519.12

Finding the Fourth Proportional to 149,403.84, 224,246.40 and 99,519.12

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Solution

The fourth proportional to 149,403.84, 224,246.40 and 99,519.12 is: 149,372.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,403.84 : 224,246.40 = 99,519.12 : x
  2. Step 2: Convert to fraction form
    149,403.84/224,246.40 = 99,519.12/x
  3. Step 3: Cross multiply
    149,403.84x = 224,246.40 × 99,519.12
  4. Step 4: Simplify right side
    149,403.84x = 22,316,804,391.17
  5. Step 5: Solve for x
    x = 22,316,804,391.17/149,403.84
  6. Step 6: Final answer
    x = 149,372.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.