Home / 242,146.90-334,204.50-151,539.58

Finding the Fourth Proportional to 242,146.90, 334,204.50 and 151,539.58

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Solution

The fourth proportional to 242,146.90, 334,204.50 and 151,539.58 is: 209,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,146.90 : 334,204.50 = 151,539.58 : x
  2. Step 2: Convert to fraction form
    242,146.90/334,204.50 = 151,539.58/x
  3. Step 3: Cross multiply
    242,146.90x = 334,204.50 × 151,539.58
  4. Step 4: Simplify right side
    242,146.90x = 50,645,209,564.11
  5. Step 5: Solve for x
    x = 50,645,209,564.11/242,146.90
  6. Step 6: Final answer
    x = 209,150.77

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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.