Home / 117,707.90-162,437.55-69,311.93

Finding the Fourth Proportional to 117,707.90, 162,437.55 and 69,311.93

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Solution

The fourth proportional to 117,707.90, 162,437.55 and 69,311.93 is: 95,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,707.90 : 162,437.55 = 69,311.93 : x
  2. Step 2: Convert to fraction form
    117,707.90/162,437.55 = 69,311.93/x
  3. Step 3: Cross multiply
    117,707.90x = 162,437.55 × 69,311.93
  4. Step 4: Simplify right side
    117,707.90x = 11,258,860,094.97
  5. Step 5: Solve for x
    x = 11,258,860,094.97/117,707.90
  6. Step 6: Final answer
    x = 95,650.84

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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.