Home / 51,193.69-70,653.03-28,534.75

Finding the Fourth Proportional to 51,193.69, 70,653.03 and 28,534.75

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Solution

The fourth proportional to 51,193.69, 70,653.03 and 28,534.75 is: 39,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,193.69 : 70,653.03 = 28,534.75 : x
  2. Step 2: Convert to fraction form
    51,193.69/70,653.03 = 28,534.75/x
  3. Step 3: Cross multiply
    51,193.69x = 70,653.03 × 28,534.75
  4. Step 4: Simplify right side
    51,193.69x = 2,016,066,547.79
  5. Step 5: Solve for x
    x = 2,016,066,547.79/51,193.69
  6. Step 6: Final answer
    x = 39,381.15

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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.