Home / 42,345.49-58,290.07-36,600.31

Finding the Fourth Proportional to 42,345.49, 58,290.07 and 36,600.31

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Solution

The fourth proportional to 42,345.49, 58,290.07 and 36,600.31 is: 50,381.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.49 : 58,290.07 = 36,600.31 : x
  2. Step 2: Convert to fraction form
    42,345.49/58,290.07 = 36,600.31/x
  3. Step 3: Cross multiply
    42,345.49x = 58,290.07 × 36,600.31
  4. Step 4: Simplify right side
    42,345.49x = 2,133,434,631.92
  5. Step 5: Solve for x
    x = 2,133,434,631.92/42,345.49
  6. Step 6: Final answer
    x = 50,381.63

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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.