Home / 58,338.36-87,376.20-40,886.10

Finding the Fourth Proportional to 58,338.36, 87,376.20 and 40,886.10

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Solution

The fourth proportional to 58,338.36, 87,376.20 and 40,886.10 is: 61,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,338.36 : 87,376.20 = 40,886.10 : x
  2. Step 2: Convert to fraction form
    58,338.36/87,376.20 = 40,886.10/x
  3. Step 3: Cross multiply
    58,338.36x = 87,376.20 × 40,886.10
  4. Step 4: Simplify right side
    58,338.36x = 3,572,472,050.82
  5. Step 5: Solve for x
    x = 3,572,472,050.82/58,338.36
  6. Step 6: Final answer
    x = 61,237.10

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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.