Home / 58,979.46-81,388.35-33,478.98

Finding the Fourth Proportional to 58,979.46, 81,388.35 and 33,478.98

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Solution

The fourth proportional to 58,979.46, 81,388.35 and 33,478.98 is: 46,199.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,979.46 : 81,388.35 = 33,478.98 : x
  2. Step 2: Convert to fraction form
    58,979.46/81,388.35 = 33,478.98/x
  3. Step 3: Cross multiply
    58,979.46x = 81,388.35 × 33,478.98
  4. Step 4: Simplify right side
    58,979.46x = 2,724,798,941.88
  5. Step 5: Solve for x
    x = 2,724,798,941.88/58,979.46
  6. Step 6: Final answer
    x = 46,199.12

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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.