Home / 163,636.65-245,345.61-132,085.53

Finding the Fourth Proportional to 163,636.65, 245,345.61 and 132,085.53

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Solution

The fourth proportional to 163,636.65, 245,345.61 and 132,085.53 is: 198,040.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,636.65 : 245,345.61 = 132,085.53 : x
  2. Step 2: Convert to fraction form
    163,636.65/245,345.61 = 132,085.53/x
  3. Step 3: Cross multiply
    163,636.65x = 245,345.61 × 132,085.53
  4. Step 4: Simplify right side
    163,636.65x = 32,406,604,930.02
  5. Step 5: Solve for x
    x = 32,406,604,930.02/163,636.65
  6. Step 6: Final answer
    x = 198,040.02

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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.