Home / 261,004.06-391,506.33-64,012.06

Finding the Fourth Proportional to 261,004.06, 391,506.33 and 64,012.06

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Solution

The fourth proportional to 261,004.06, 391,506.33 and 64,012.06 is: 96,018.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,004.06 : 391,506.33 = 64,012.06 : x
  2. Step 2: Convert to fraction form
    261,004.06/391,506.33 = 64,012.06/x
  3. Step 3: Cross multiply
    261,004.06x = 391,506.33 × 64,012.06
  4. Step 4: Simplify right side
    261,004.06x = 25,061,126,686.34
  5. Step 5: Solve for x
    x = 25,061,126,686.34/261,004.06
  6. Step 6: Final answer
    x = 96,018.15

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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.