Home / 163,731.36-245,655.12-93,669.60

Finding the Fourth Proportional to 163,731.36, 245,655.12 and 93,669.60

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Solution

The fourth proportional to 163,731.36, 245,655.12 and 93,669.60 is: 140,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,731.36 : 245,655.12 = 93,669.60 : x
  2. Step 2: Convert to fraction form
    163,731.36/245,655.12 = 93,669.60/x
  3. Step 3: Cross multiply
    163,731.36x = 245,655.12 × 93,669.60
  4. Step 4: Simplify right side
    163,731.36x = 23,010,416,828.35
  5. Step 5: Solve for x
    x = 23,010,416,828.35/163,731.36
  6. Step 6: Final answer
    x = 140,537.63

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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.