Home / 58,918.63-88,391.78-19,475.74

Finding the Fourth Proportional to 58,918.63, 88,391.78 and 19,475.74

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Solution

The fourth proportional to 58,918.63, 88,391.78 and 19,475.74 is: 29,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,918.63 : 88,391.78 = 19,475.74 : x
  2. Step 2: Convert to fraction form
    58,918.63/88,391.78 = 19,475.74/x
  3. Step 3: Cross multiply
    58,918.63x = 88,391.78 × 19,475.74
  4. Step 4: Simplify right side
    58,918.63x = 1,721,495,153.13
  5. Step 5: Solve for x
    x = 1,721,495,153.13/58,918.63
  6. Step 6: Final answer
    x = 29,218.18

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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.