Home / 54,547.04-75,274.45-30,673.21

Finding the Fourth Proportional to 54,547.04, 75,274.45 and 30,673.21

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Solution

The fourth proportional to 54,547.04, 75,274.45 and 30,673.21 is: 42,328.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.04 : 75,274.45 = 30,673.21 : x
  2. Step 2: Convert to fraction form
    54,547.04/75,274.45 = 30,673.21/x
  3. Step 3: Cross multiply
    54,547.04x = 75,274.45 × 30,673.21
  4. Step 4: Simplify right side
    54,547.04x = 2,308,908,747.62
  5. Step 5: Solve for x
    x = 2,308,908,747.62/54,547.04
  6. Step 6: Final answer
    x = 42,328.76

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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.