Home / 296,011.10-444,089.57-85,670.30

Finding the Fourth Proportional to 296,011.10, 444,089.57 and 85,670.30

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Solution

The fourth proportional to 296,011.10, 444,089.57 and 85,670.30 is: 128,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,011.10 : 444,089.57 = 85,670.30 : x
  2. Step 2: Convert to fraction form
    296,011.10/444,089.57 = 85,670.30/x
  3. Step 3: Cross multiply
    296,011.10x = 444,089.57 × 85,670.30
  4. Step 4: Simplify right side
    296,011.10x = 38,045,284,039.97
  5. Step 5: Solve for x
    x = 38,045,284,039.97/296,011.10
  6. Step 6: Final answer
    x = 128,526.55

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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.