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Finding the Fourth Proportional to 214,417.53, 295,909.61 and 123,790.07

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Solution

The fourth proportional to 214,417.53, 295,909.61 and 123,790.07 is: 170,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,417.53 : 295,909.61 = 123,790.07 : x
  2. Step 2: Convert to fraction form
    214,417.53/295,909.61 = 123,790.07/x
  3. Step 3: Cross multiply
    214,417.53x = 295,909.61 × 123,790.07
  4. Step 4: Simplify right side
    214,417.53x = 36,630,671,456.40
  5. Step 5: Solve for x
    x = 36,630,671,456.40/214,417.53
  6. Step 6: Final answer
    x = 170,838.04

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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.