Home / 55,999.59-77,252.19-35,840.31

Finding the Fourth Proportional to 55,999.59, 77,252.19 and 35,840.31

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Solution

The fourth proportional to 55,999.59, 77,252.19 and 35,840.31 is: 49,442.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,999.59 : 77,252.19 = 35,840.31 : x
  2. Step 2: Convert to fraction form
    55,999.59/77,252.19 = 35,840.31/x
  3. Step 3: Cross multiply
    55,999.59x = 77,252.19 × 35,840.31
  4. Step 4: Simplify right side
    55,999.59x = 2,768,742,437.78
  5. Step 5: Solve for x
    x = 2,768,742,437.78/55,999.59
  6. Step 6: Final answer
    x = 49,442.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.