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Finding the Fourth Proportional to 214,248.96, 295,681 and 118,783.92

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Solution

The fourth proportional to 214,248.96, 295,681 and 118,783.92 is: 163,931.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,248.96 : 295,681 = 118,783.92 : x
  2. Step 2: Convert to fraction form
    214,248.96/295,681 = 118,783.92/x
  3. Step 3: Cross multiply
    214,248.96x = 295,681 × 118,783.92
  4. Step 4: Simplify right side
    214,248.96x = 35,122,148,249.52
  5. Step 5: Solve for x
    x = 35,122,148,249.52/214,248.96
  6. Step 6: Final answer
    x = 163,931.48

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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.