Home / 40,277.74-55,590.54-23,279.65

Finding the Fourth Proportional to 40,277.74, 55,590.54 and 23,279.65

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Solution

The fourth proportional to 40,277.74, 55,590.54 and 23,279.65 is: 32,130.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,277.74 : 55,590.54 = 23,279.65 : x
  2. Step 2: Convert to fraction form
    40,277.74/55,590.54 = 23,279.65/x
  3. Step 3: Cross multiply
    40,277.74x = 55,590.54 × 23,279.65
  4. Step 4: Simplify right side
    40,277.74x = 1,294,128,314.51
  5. Step 5: Solve for x
    x = 1,294,128,314.51/40,277.74
  6. Step 6: Final answer
    x = 32,130.11

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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.