Home / 58,719.48-81,047.28-36,063.90

Finding the Fourth Proportional to 58,719.48, 81,047.28 and 36,063.90

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Solution

The fourth proportional to 58,719.48, 81,047.28 and 36,063.90 is: 49,777.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,719.48 : 81,047.28 = 36,063.90 : x
  2. Step 2: Convert to fraction form
    58,719.48/81,047.28 = 36,063.90/x
  3. Step 3: Cross multiply
    58,719.48x = 81,047.28 × 36,063.90
  4. Step 4: Simplify right side
    58,719.48x = 2,922,881,001.19
  5. Step 5: Solve for x
    x = 2,922,881,001.19/58,719.48
  6. Step 6: Final answer
    x = 49,777.02

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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.