Home / 38,670.32-53,390.76-29,701.84

Finding the Fourth Proportional to 38,670.32, 53,390.76 and 29,701.84

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Solution

The fourth proportional to 38,670.32, 53,390.76 and 29,701.84 is: 41,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,670.32 : 53,390.76 = 29,701.84 : x
  2. Step 2: Convert to fraction form
    38,670.32/53,390.76 = 29,701.84/x
  3. Step 3: Cross multiply
    38,670.32x = 53,390.76 × 29,701.84
  4. Step 4: Simplify right side
    38,670.32x = 1,585,803,811.00
  5. Step 5: Solve for x
    x = 1,585,803,811.00/38,670.32
  6. Step 6: Final answer
    x = 41,008.29

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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.