Home / 242,159.13-334,174.39-140,188.91

Finding the Fourth Proportional to 242,159.13, 334,174.39 and 140,188.91

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Solution

The fourth proportional to 242,159.13, 334,174.39 and 140,188.91 is: 193,457.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,159.13 : 334,174.39 = 140,188.91 : x
  2. Step 2: Convert to fraction form
    242,159.13/334,174.39 = 140,188.91/x
  3. Step 3: Cross multiply
    242,159.13x = 334,174.39 × 140,188.91
  4. Step 4: Simplify right side
    242,159.13x = 46,847,541,462.67
  5. Step 5: Solve for x
    x = 46,847,541,462.67/242,159.13
  6. Step 6: Final answer
    x = 193,457.67

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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.