Home / 38,476.50-53,119.65-29,330.07

Finding the Fourth Proportional to 38,476.50, 53,119.65 and 29,330.07

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Solution

The fourth proportional to 38,476.50, 53,119.65 and 29,330.07 is: 40,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,476.50 : 53,119.65 = 29,330.07 : x
  2. Step 2: Convert to fraction form
    38,476.50/53,119.65 = 29,330.07/x
  3. Step 3: Cross multiply
    38,476.50x = 53,119.65 × 29,330.07
  4. Step 4: Simplify right side
    38,476.50x = 1,558,003,052.88
  5. Step 5: Solve for x
    x = 1,558,003,052.88/38,476.50
  6. Step 6: Final answer
    x = 40,492.33

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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.