Home / 58,531.08-87,787.70-19,088.13

Finding the Fourth Proportional to 58,531.08, 87,787.70 and 19,088.13

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Solution

The fourth proportional to 58,531.08, 87,787.70 and 19,088.13 is: 28,629.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,531.08 : 87,787.70 = 19,088.13 : x
  2. Step 2: Convert to fraction form
    58,531.08/87,787.70 = 19,088.13/x
  3. Step 3: Cross multiply
    58,531.08x = 87,787.70 × 19,088.13
  4. Step 4: Simplify right side
    58,531.08x = 1,675,702,638.78
  5. Step 5: Solve for x
    x = 1,675,702,638.78/58,531.08
  6. Step 6: Final answer
    x = 28,629.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.