Home / 75,337.04-103,965.64-41,802.96

Finding the Fourth Proportional to 75,337.04, 103,965.64 and 41,802.96

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Solution

The fourth proportional to 75,337.04, 103,965.64 and 41,802.96 is: 57,688.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,337.04 : 103,965.64 = 41,802.96 : x
  2. Step 2: Convert to fraction form
    75,337.04/103,965.64 = 41,802.96/x
  3. Step 3: Cross multiply
    75,337.04x = 103,965.64 × 41,802.96
  4. Step 4: Simplify right side
    75,337.04x = 4,346,071,490.29
  5. Step 5: Solve for x
    x = 4,346,071,490.29/75,337.04
  6. Step 6: Final answer
    x = 57,688.38

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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.