Home / 216,742.44-325,033-74,547.80

Finding the Fourth Proportional to 216,742.44, 325,033 and 74,547.80

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Solution

The fourth proportional to 216,742.44, 325,033 and 74,547.80 is: 111,793.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,742.44 : 325,033 = 74,547.80 : x
  2. Step 2: Convert to fraction form
    216,742.44/325,033 = 74,547.80/x
  3. Step 3: Cross multiply
    216,742.44x = 325,033 × 74,547.80
  4. Step 4: Simplify right side
    216,742.44x = 24,230,495,077.40
  5. Step 5: Solve for x
    x = 24,230,495,077.40/216,742.44
  6. Step 6: Final answer
    x = 111,793.96

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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.