Home / 52,547.64-72,515.08-28,674.76

Finding the Fourth Proportional to 52,547.64, 72,515.08 and 28,674.76

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Solution

The fourth proportional to 52,547.64, 72,515.08 and 28,674.76 is: 39,570.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,547.64 : 72,515.08 = 28,674.76 : x
  2. Step 2: Convert to fraction form
    52,547.64/72,515.08 = 28,674.76/x
  3. Step 3: Cross multiply
    52,547.64x = 72,515.08 × 28,674.76
  4. Step 4: Simplify right side
    52,547.64x = 2,079,352,515.38
  5. Step 5: Solve for x
    x = 2,079,352,515.38/52,547.64
  6. Step 6: Final answer
    x = 39,570.81

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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.