Home / 38,634.81-53,341.64-29,666.22

Finding the Fourth Proportional to 38,634.81, 53,341.64 and 29,666.22

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Solution

The fourth proportional to 38,634.81, 53,341.64 and 29,666.22 is: 40,959.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,634.81 : 53,341.64 = 29,666.22 : x
  2. Step 2: Convert to fraction form
    38,634.81/53,341.64 = 29,666.22/x
  3. Step 3: Cross multiply
    38,634.81x = 53,341.64 × 29,666.22
  4. Step 4: Simplify right side
    38,634.81x = 1,582,444,827.40
  5. Step 5: Solve for x
    x = 1,582,444,827.40/38,634.81
  6. Step 6: Final answer
    x = 40,959.04

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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.