Home / 39,077.76-53,923.78-23,159.64

Finding the Fourth Proportional to 39,077.76, 53,923.78 and 23,159.64

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Solution

The fourth proportional to 39,077.76, 53,923.78 and 23,159.64 is: 31,958.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.76 : 53,923.78 = 23,159.64 : x
  2. Step 2: Convert to fraction form
    39,077.76/53,923.78 = 23,159.64/x
  3. Step 3: Cross multiply
    39,077.76x = 53,923.78 × 23,159.64
  4. Step 4: Simplify right side
    39,077.76x = 1,248,855,332.24
  5. Step 5: Solve for x
    x = 1,248,855,332.24/39,077.76
  6. Step 6: Final answer
    x = 31,958.21

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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.