Home / 58,539.04-80,783.92-31,681.44

Finding the Fourth Proportional to 58,539.04, 80,783.92 and 31,681.44

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Solution

The fourth proportional to 58,539.04, 80,783.92 and 31,681.44 is: 43,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,539.04 : 80,783.92 = 31,681.44 : x
  2. Step 2: Convert to fraction form
    58,539.04/80,783.92 = 31,681.44/x
  3. Step 3: Cross multiply
    58,539.04x = 80,783.92 × 31,681.44
  4. Step 4: Simplify right side
    58,539.04x = 2,559,350,914.44
  5. Step 5: Solve for x
    x = 2,559,350,914.44/58,539.04
  6. Step 6: Final answer
    x = 43,720.41

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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.