Home / 115,962.18-160,050.51-68,256.42

Finding the Fourth Proportional to 115,962.18, 160,050.51 and 68,256.42

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Solution

The fourth proportional to 115,962.18, 160,050.51 and 68,256.42 is: 94,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,962.18 : 160,050.51 = 68,256.42 : x
  2. Step 2: Convert to fraction form
    115,962.18/160,050.51 = 68,256.42/x
  3. Step 3: Cross multiply
    115,962.18x = 160,050.51 × 68,256.42
  4. Step 4: Simplify right side
    115,962.18x = 10,924,474,831.77
  5. Step 5: Solve for x
    x = 10,924,474,831.77/115,962.18
  6. Step 6: Final answer
    x = 94,207.22

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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.