Home / 161,415.60-241,547.40-102,279.60

Finding the Fourth Proportional to 161,415.60, 241,547.40 and 102,279.60

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Solution

The fourth proportional to 161,415.60, 241,547.40 and 102,279.60 is: 153,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,415.60 : 241,547.40 = 102,279.60 : x
  2. Step 2: Convert to fraction form
    161,415.60/241,547.40 = 102,279.60/x
  3. Step 3: Cross multiply
    161,415.60x = 241,547.40 × 102,279.60
  4. Step 4: Simplify right side
    161,415.60x = 24,705,371,453.04
  5. Step 5: Solve for x
    x = 24,705,371,453.04/161,415.60
  6. Step 6: Final answer
    x = 153,054.42

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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.