Home / 74,987.04-103,482.16-41,453.04

Finding the Fourth Proportional to 74,987.04, 103,482.16 and 41,453.04

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Solution

The fourth proportional to 74,987.04, 103,482.16 and 41,453.04 is: 57,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,987.04 : 103,482.16 = 41,453.04 : x
  2. Step 2: Convert to fraction form
    74,987.04/103,482.16 = 41,453.04/x
  3. Step 3: Cross multiply
    74,987.04x = 103,482.16 × 41,453.04
  4. Step 4: Simplify right side
    74,987.04x = 4,289,650,117.77
  5. Step 5: Solve for x
    x = 4,289,650,117.77/74,987.04
  6. Step 6: Final answer
    x = 57,205.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.