Home / 58,632.40-80,912.28-31,774.96

Finding the Fourth Proportional to 58,632.40, 80,912.28 and 31,774.96

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Solution

The fourth proportional to 58,632.40, 80,912.28 and 31,774.96 is: 43,849.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,632.40 : 80,912.28 = 31,774.96 : x
  2. Step 2: Convert to fraction form
    58,632.40/80,912.28 = 31,774.96/x
  3. Step 3: Cross multiply
    58,632.40x = 80,912.28 × 31,774.96
  4. Step 4: Simplify right side
    58,632.40x = 2,570,984,460.51
  5. Step 5: Solve for x
    x = 2,570,984,460.51/58,632.40
  6. Step 6: Final answer
    x = 43,849.21

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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.