Home / 58,837.47-81,196.26-31,980.05

Finding the Fourth Proportional to 58,837.47, 81,196.26 and 31,980.05

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Solution

The fourth proportional to 58,837.47, 81,196.26 and 31,980.05 is: 44,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,837.47 : 81,196.26 = 31,980.05 : x
  2. Step 2: Convert to fraction form
    58,837.47/81,196.26 = 31,980.05/x
  3. Step 3: Cross multiply
    58,837.47x = 81,196.26 × 31,980.05
  4. Step 4: Simplify right side
    58,837.47x = 2,596,659,888.73
  5. Step 5: Solve for x
    x = 2,596,659,888.73/58,837.47
  6. Step 6: Final answer
    x = 44,132.76

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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.