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Finding the Fourth Proportional to 58,913.40, 88,370.10 and 34,030.20

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Solution

The fourth proportional to 58,913.40, 88,370.10 and 34,030.20 is: 51,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,913.40 : 88,370.10 = 34,030.20 : x
  2. Step 2: Convert to fraction form
    58,913.40/88,370.10 = 34,030.20/x
  3. Step 3: Cross multiply
    58,913.40x = 88,370.10 × 34,030.20
  4. Step 4: Simplify right side
    58,913.40x = 3,007,252,177.02
  5. Step 5: Solve for x
    x = 3,007,252,177.02/58,913.40
  6. Step 6: Final answer
    x = 51,045.30

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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.