Home / 58,837.02-81,195.57-31,979.54

Finding the Fourth Proportional to 58,837.02, 81,195.57 and 31,979.54

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Solution

The fourth proportional to 58,837.02, 81,195.57 and 31,979.54 is: 44,132.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,837.02 : 81,195.57 = 31,979.54 : x
  2. Step 2: Convert to fraction form
    58,837.02/81,195.57 = 31,979.54/x
  3. Step 3: Cross multiply
    58,837.02x = 81,195.57 × 31,979.54
  4. Step 4: Simplify right side
    58,837.02x = 2,596,596,978.64
  5. Step 5: Solve for x
    x = 2,596,596,978.64/58,837.02
  6. Step 6: Final answer
    x = 44,132.03

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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.