Home / 53,333.69-73,595.72-30,666.65

Finding the Fourth Proportional to 53,333.69, 73,595.72 and 30,666.65

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Solution

The fourth proportional to 53,333.69, 73,595.72 and 30,666.65 is: 42,317.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,333.69 : 73,595.72 = 30,666.65 : x
  2. Step 2: Convert to fraction form
    53,333.69/73,595.72 = 30,666.65/x
  3. Step 3: Cross multiply
    53,333.69x = 73,595.72 × 30,666.65
  4. Step 4: Simplify right side
    53,333.69x = 2,256,933,895.43
  5. Step 5: Solve for x
    x = 2,256,933,895.43/53,333.69
  6. Step 6: Final answer
    x = 42,317.23

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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.