Home / 74,187.28-102,345.96-44,362

Finding the Fourth Proportional to 74,187.28, 102,345.96 and 44,362

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Solution

The fourth proportional to 74,187.28, 102,345.96 and 44,362 is: 61,200.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,187.28 : 102,345.96 = 44,362 : x
  2. Step 2: Convert to fraction form
    74,187.28/102,345.96 = 44,362/x
  3. Step 3: Cross multiply
    74,187.28x = 102,345.96 × 44,362
  4. Step 4: Simplify right side
    74,187.28x = 4,540,271,477.52
  5. Step 5: Solve for x
    x = 4,540,271,477.52/74,187.28
  6. Step 6: Final answer
    x = 61,200.13

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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.