Home / 58,999.27-81,339.38-57,164.71

Finding the Fourth Proportional to 58,999.27, 81,339.38 and 57,164.71

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Solution

The fourth proportional to 58,999.27, 81,339.38 and 57,164.71 is: 78,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,999.27 : 81,339.38 = 57,164.71 : x
  2. Step 2: Convert to fraction form
    58,999.27/81,339.38 = 57,164.71/x
  3. Step 3: Cross multiply
    58,999.27x = 81,339.38 × 57,164.71
  4. Step 4: Simplify right side
    58,999.27x = 4,649,742,069.28
  5. Step 5: Solve for x
    x = 4,649,742,069.28/58,999.27
  6. Step 6: Final answer
    x = 78,810.16

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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.