Home / 61,720.62-92,585.25-30,547.50

Finding the Fourth Proportional to 61,720.62, 92,585.25 and 30,547.50

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Solution

The fourth proportional to 61,720.62, 92,585.25 and 30,547.50 is: 45,823.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,720.62 : 92,585.25 = 30,547.50 : x
  2. Step 2: Convert to fraction form
    61,720.62/92,585.25 = 30,547.50/x
  3. Step 3: Cross multiply
    61,720.62x = 92,585.25 × 30,547.50
  4. Step 4: Simplify right side
    61,720.62x = 2,828,247,924.38
  5. Step 5: Solve for x
    x = 2,828,247,924.38/61,720.62
  6. Step 6: Final answer
    x = 45,823.39

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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.