Home / 102,344.36-153,547.56-52,459.82

Finding the Fourth Proportional to 102,344.36, 153,547.56 and 52,459.82

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Solution

The fourth proportional to 102,344.36, 153,547.56 and 52,459.82 is: 78,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,344.36 : 153,547.56 = 52,459.82 : x
  2. Step 2: Convert to fraction form
    102,344.36/153,547.56 = 52,459.82/x
  3. Step 3: Cross multiply
    102,344.36x = 153,547.56 × 52,459.82
  4. Step 4: Simplify right side
    102,344.36x = 8,055,077,359.04
  5. Step 5: Solve for x
    x = 8,055,077,359.04/102,344.36
  6. Step 6: Final answer
    x = 78,705.63

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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.