Home / 108,790.98-163,194.38-45,547.50

Finding the Fourth Proportional to 108,790.98, 163,194.38 and 45,547.50

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Solution

The fourth proportional to 108,790.98, 163,194.38 and 45,547.50 is: 68,324.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,790.98 : 163,194.38 = 45,547.50 : x
  2. Step 2: Convert to fraction form
    108,790.98/163,194.38 = 45,547.50/x
  3. Step 3: Cross multiply
    108,790.98x = 163,194.38 × 45,547.50
  4. Step 4: Simplify right side
    108,790.98x = 7,433,095,795.31
  5. Step 5: Solve for x
    x = 7,433,095,795.31/108,790.98
  6. Step 6: Final answer
    x = 68,324.56

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1.5x scale

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.