Home / 52,701.69-72,727.23-28,827.55

Finding the Fourth Proportional to 52,701.69, 72,727.23 and 28,827.55

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Solution

The fourth proportional to 52,701.69, 72,727.23 and 28,827.55 is: 39,781.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,701.69 : 72,727.23 = 28,827.55 : x
  2. Step 2: Convert to fraction form
    52,701.69/72,727.23 = 28,827.55/x
  3. Step 3: Cross multiply
    52,701.69x = 72,727.23 × 28,827.55
  4. Step 4: Simplify right side
    52,701.69x = 2,096,547,859.19
  5. Step 5: Solve for x
    x = 2,096,547,859.19/52,701.69
  6. Step 6: Final answer
    x = 39,781.42

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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.