Home / 36,569.20-50,430.16-30,904.08

Finding the Fourth Proportional to 36,569.20, 50,430.16 and 30,904.08

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Solution

The fourth proportional to 36,569.20, 50,430.16 and 30,904.08 is: 42,617.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569.20 : 50,430.16 = 30,904.08 : x
  2. Step 2: Convert to fraction form
    36,569.20/50,430.16 = 30,904.08/x
  3. Step 3: Cross multiply
    36,569.20x = 50,430.16 × 30,904.08
  4. Step 4: Simplify right side
    36,569.20x = 1,558,497,699.05
  5. Step 5: Solve for x
    x = 1,558,497,699.05/36,569.20
  6. Step 6: Final answer
    x = 42,617.77

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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.