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Finding the Fourth Proportional to 58,430.25, 80,632.04 and 32,938.11

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Solution

The fourth proportional to 58,430.25, 80,632.04 and 32,938.11 is: 45,453.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,430.25 : 80,632.04 = 32,938.11 : x
  2. Step 2: Convert to fraction form
    58,430.25/80,632.04 = 32,938.11/x
  3. Step 3: Cross multiply
    58,430.25x = 80,632.04 × 32,938.11
  4. Step 4: Simplify right side
    58,430.25x = 2,655,866,838.35
  5. Step 5: Solve for x
    x = 2,655,866,838.35/58,430.25
  6. Step 6: Final answer
    x = 45,453.63

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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.