Home / 58,673.03-80,968.55-31,815.45

Finding the Fourth Proportional to 58,673.03, 80,968.55 and 31,815.45

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Solution

The fourth proportional to 58,673.03, 80,968.55 and 31,815.45 is: 43,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,673.03 : 80,968.55 = 31,815.45 : x
  2. Step 2: Convert to fraction form
    58,673.03/80,968.55 = 31,815.45/x
  3. Step 3: Cross multiply
    58,673.03x = 80,968.55 × 31,815.45
  4. Step 4: Simplify right side
    58,673.03x = 2,576,050,695.02
  5. Step 5: Solve for x
    x = 2,576,050,695.02/58,673.03
  6. Step 6: Final answer
    x = 43,905.20

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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.