Home / 54,547.61-75,275.22-30,673.77

Finding the Fourth Proportional to 54,547.61, 75,275.22 and 30,673.77

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Solution

The fourth proportional to 54,547.61, 75,275.22 and 30,673.77 is: 42,329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.61 : 75,275.22 = 30,673.77 : x
  2. Step 2: Convert to fraction form
    54,547.61/75,275.22 = 30,673.77/x
  3. Step 3: Cross multiply
    54,547.61x = 75,275.22 × 30,673.77
  4. Step 4: Simplify right side
    54,547.61x = 2,308,974,784.98
  5. Step 5: Solve for x
    x = 2,308,974,784.98/54,547.61
  6. Step 6: Final answer
    x = 42,329.53

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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.