Home / 53,421.08-73,716.14-29,547.24

Finding the Fourth Proportional to 53,421.08, 73,716.14 and 29,547.24

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Solution

The fourth proportional to 53,421.08, 73,716.14 and 29,547.24 is: 40,772.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,421.08 : 73,716.14 = 29,547.24 : x
  2. Step 2: Convert to fraction form
    53,421.08/73,716.14 = 29,547.24/x
  3. Step 3: Cross multiply
    53,421.08x = 73,716.14 × 29,547.24
  4. Step 4: Simplify right side
    53,421.08x = 2,178,108,719.96
  5. Step 5: Solve for x
    x = 2,178,108,719.96/53,421.08
  6. Step 6: Final answer
    x = 40,772.46

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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.