Home / 66,039.28-99,058.14-30,954.16

Finding the Fourth Proportional to 66,039.28, 99,058.14 and 30,954.16

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Solution

The fourth proportional to 66,039.28, 99,058.14 and 30,954.16 is: 46,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,039.28 : 99,058.14 = 30,954.16 : x
  2. Step 2: Convert to fraction form
    66,039.28/99,058.14 = 30,954.16/x
  3. Step 3: Cross multiply
    66,039.28x = 99,058.14 × 30,954.16
  4. Step 4: Simplify right side
    66,039.28x = 3,066,261,514.86
  5. Step 5: Solve for x
    x = 3,066,261,514.86/66,039.28
  6. Step 6: Final answer
    x = 46,430.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.