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Finding the Fourth Proportional to 242,119.42, 333,892.61 and 160,317.88

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Solution

The fourth proportional to 242,119.42, 333,892.61 and 160,317.88 is: 221,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,119.42 : 333,892.61 = 160,317.88 : x
  2. Step 2: Convert to fraction form
    242,119.42/333,892.61 = 160,317.88/x
  3. Step 3: Cross multiply
    242,119.42x = 333,892.61 × 160,317.88
  4. Step 4: Simplify right side
    242,119.42x = 53,528,953,746.55
  5. Step 5: Solve for x
    x = 53,528,953,746.55/242,119.42
  6. Step 6: Final answer
    x = 221,084.93

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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.