Home / 54,312.29-75,053.88-40,860.21

Finding the Fourth Proportional to 54,312.29, 75,053.88 and 40,860.21

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Solution

The fourth proportional to 54,312.29, 75,053.88 and 40,860.21 is: 56,464.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,312.29 : 75,053.88 = 40,860.21 : x
  2. Step 2: Convert to fraction form
    54,312.29/75,053.88 = 40,860.21/x
  3. Step 3: Cross multiply
    54,312.29x = 75,053.88 × 40,860.21
  4. Step 4: Simplify right side
    54,312.29x = 3,066,717,298.11
  5. Step 5: Solve for x
    x = 3,066,717,298.11/54,312.29
  6. Step 6: Final answer
    x = 56,464.52

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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.