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Finding the Fourth Proportional to 56,360.34, 77,770.71 and 32,486.85

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Solution

The fourth proportional to 56,360.34, 77,770.71 and 32,486.85 is: 44,828.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,360.34 : 77,770.71 = 32,486.85 : x
  2. Step 2: Convert to fraction form
    56,360.34/77,770.71 = 32,486.85/x
  3. Step 3: Cross multiply
    56,360.34x = 77,770.71 × 32,486.85
  4. Step 4: Simplify right side
    56,360.34x = 2,526,525,390.16
  5. Step 5: Solve for x
    x = 2,526,525,390.16/56,360.34
  6. Step 6: Final answer
    x = 44,828.07

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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.