Home / 58,830.39-88,256.52-19,390.28

Finding the Fourth Proportional to 58,830.39, 88,256.52 and 19,390.28

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Solution

The fourth proportional to 58,830.39, 88,256.52 and 19,390.28 is: 29,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,830.39 : 88,256.52 = 19,390.28 : x
  2. Step 2: Convert to fraction form
    58,830.39/88,256.52 = 19,390.28/x
  3. Step 3: Cross multiply
    58,830.39x = 88,256.52 × 19,390.28
  4. Step 4: Simplify right side
    58,830.39x = 1,711,318,193.34
  5. Step 5: Solve for x
    x = 1,711,318,193.34/58,830.39
  6. Step 6: Final answer
    x = 29,089.02

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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.