Home / 113,283.29-156,328.37-61,599.26

Finding the Fourth Proportional to 113,283.29, 156,328.37 and 61,599.26

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Solution

The fourth proportional to 113,283.29, 156,328.37 and 61,599.26 is: 85,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,283.29 : 156,328.37 = 61,599.26 : x
  2. Step 2: Convert to fraction form
    113,283.29/156,328.37 = 61,599.26/x
  3. Step 3: Cross multiply
    113,283.29x = 156,328.37 × 61,599.26
  4. Step 4: Simplify right side
    113,283.29x = 9,629,711,127.36
  5. Step 5: Solve for x
    x = 9,629,711,127.36/113,283.29
  6. Step 6: Final answer
    x = 85,005.58

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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.