Home / 194,064.24-291,004.16-67,689.12

Finding the Fourth Proportional to 194,064.24, 291,004.16 and 67,689.12

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Solution

The fourth proportional to 194,064.24, 291,004.16 and 67,689.12 is: 101,501.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,064.24 : 291,004.16 = 67,689.12 : x
  2. Step 2: Convert to fraction form
    194,064.24/291,004.16 = 67,689.12/x
  3. Step 3: Cross multiply
    194,064.24x = 291,004.16 × 67,689.12
  4. Step 4: Simplify right side
    194,064.24x = 19,697,815,506.74
  5. Step 5: Solve for x
    x = 19,697,815,506.74/194,064.24
  6. Step 6: Final answer
    x = 101,501.52

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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.