Home / 58,746.43-81,069.81-31,888.72

Finding the Fourth Proportional to 58,746.43, 81,069.81 and 31,888.72

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Solution

The fourth proportional to 58,746.43, 81,069.81 and 31,888.72 is: 44,006.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,746.43 : 81,069.81 = 31,888.72 : x
  2. Step 2: Convert to fraction form
    58,746.43/81,069.81 = 31,888.72/x
  3. Step 3: Cross multiply
    58,746.43x = 81,069.81 × 31,888.72
  4. Step 4: Simplify right side
    58,746.43x = 2,585,212,066.19
  5. Step 5: Solve for x
    x = 2,585,212,066.19/58,746.43
  6. Step 6: Final answer
    x = 44,006.29

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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.