Home / 74,594.63-102,937.56-42,741.38

Finding the Fourth Proportional to 74,594.63, 102,937.56 and 42,741.38

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Solution

The fourth proportional to 74,594.63, 102,937.56 and 42,741.38 is: 58,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,594.63 : 102,937.56 = 42,741.38 : x
  2. Step 2: Convert to fraction form
    74,594.63/102,937.56 = 42,741.38/x
  3. Step 3: Cross multiply
    74,594.63x = 102,937.56 × 42,741.38
  4. Step 4: Simplify right side
    74,594.63x = 4,399,693,368.23
  5. Step 5: Solve for x
    x = 4,399,693,368.23/74,594.63
  6. Step 6: Final answer
    x = 58,981.37

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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.