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Finding the Fourth Proportional to 43,312.60, 59,775.60 and 26,313.13

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Solution

The fourth proportional to 43,312.60, 59,775.60 and 26,313.13 is: 36,314.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,312.60 : 59,775.60 = 26,313.13 : x
  2. Step 2: Convert to fraction form
    43,312.60/59,775.60 = 26,313.13/x
  3. Step 3: Cross multiply
    43,312.60x = 59,775.60 × 26,313.13
  4. Step 4: Simplify right side
    43,312.60x = 1,572,883,133.63
  5. Step 5: Solve for x
    x = 1,572,883,133.63/43,312.60
  6. Step 6: Final answer
    x = 36,314.68

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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.