Home / 74,980.06-103,477.02-43,148.26

Finding the Fourth Proportional to 74,980.06, 103,477.02 and 43,148.26

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Solution

The fourth proportional to 74,980.06, 103,477.02 and 43,148.26 is: 59,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,980.06 : 103,477.02 = 43,148.26 : x
  2. Step 2: Convert to fraction form
    74,980.06/103,477.02 = 43,148.26/x
  3. Step 3: Cross multiply
    74,980.06x = 103,477.02 × 43,148.26
  4. Step 4: Simplify right side
    74,980.06x = 4,464,853,362.99
  5. Step 5: Solve for x
    x = 4,464,853,362.99/74,980.06
  6. Step 6: Final answer
    x = 59,547.21

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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.