Home / 54,430.62-75,094.92-35,578.68

Finding the Fourth Proportional to 54,430.62, 75,094.92 and 35,578.68

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Solution

The fourth proportional to 54,430.62, 75,094.92 and 35,578.68 is: 49,085.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,430.62 : 75,094.92 = 35,578.68 : x
  2. Step 2: Convert to fraction form
    54,430.62/75,094.92 = 35,578.68/x
  3. Step 3: Cross multiply
    54,430.62x = 75,094.92 × 35,578.68
  4. Step 4: Simplify right side
    54,430.62x = 2,671,778,128.31
  5. Step 5: Solve for x
    x = 2,671,778,128.31/54,430.62
  6. Step 6: Final answer
    x = 49,085.94

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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.