Home / 53,405.48-73,700.06-29,533.78

Finding the Fourth Proportional to 53,405.48, 73,700.06 and 29,533.78

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Solution

The fourth proportional to 53,405.48, 73,700.06 and 29,533.78 is: 40,756.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,405.48 : 73,700.06 = 29,533.78 : x
  2. Step 2: Convert to fraction form
    53,405.48/73,700.06 = 29,533.78/x
  3. Step 3: Cross multiply
    53,405.48x = 73,700.06 × 29,533.78
  4. Step 4: Simplify right side
    53,405.48x = 2,176,641,358.03
  5. Step 5: Solve for x
    x = 2,176,641,358.03/53,405.48
  6. Step 6: Final answer
    x = 40,756.89

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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.