Home / 74,730.16-112,066.08-32,623.12

Finding the Fourth Proportional to 74,730.16, 112,066.08 and 32,623.12

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Solution

The fourth proportional to 74,730.16, 112,066.08 and 32,623.12 is: 48,921.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,730.16 : 112,066.08 = 32,623.12 : x
  2. Step 2: Convert to fraction form
    74,730.16/112,066.08 = 32,623.12/x
  3. Step 3: Cross multiply
    74,730.16x = 112,066.08 × 32,623.12
  4. Step 4: Simplify right side
    74,730.16x = 3,655,945,175.77
  5. Step 5: Solve for x
    x = 3,655,945,175.77/74,730.16
  6. Step 6: Final answer
    x = 48,921.95

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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.