Home / 53,831.40-80,714.70-27,587.40

Finding the Fourth Proportional to 53,831.40, 80,714.70 and 27,587.40

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Solution

The fourth proportional to 53,831.40, 80,714.70 and 27,587.40 is: 41,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,831.40 : 80,714.70 = 27,587.40 : x
  2. Step 2: Convert to fraction form
    53,831.40/80,714.70 = 27,587.40/x
  3. Step 3: Cross multiply
    53,831.40x = 80,714.70 × 27,587.40
  4. Step 4: Simplify right side
    53,831.40x = 2,226,708,714.78
  5. Step 5: Solve for x
    x = 2,226,708,714.78/53,831.40
  6. Step 6: Final answer
    x = 41,364.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.