Home / 74,655.36-103,019.04-42,823.44

Finding the Fourth Proportional to 74,655.36, 103,019.04 and 42,823.44

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Solution

The fourth proportional to 74,655.36, 103,019.04 and 42,823.44 is: 59,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,655.36 : 103,019.04 = 42,823.44 : x
  2. Step 2: Convert to fraction form
    74,655.36/103,019.04 = 42,823.44/x
  3. Step 3: Cross multiply
    74,655.36x = 103,019.04 × 42,823.44
  4. Step 4: Simplify right side
    74,655.36x = 4,411,629,678.30
  5. Step 5: Solve for x
    x = 4,411,629,678.30/74,655.36
  6. Step 6: Final answer
    x = 59,093.27

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1.5x scale

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.