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Finding the Fourth Proportional to 191,714.01, 264,580.59 and 105,688.29

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Solution

The fourth proportional to 191,714.01, 264,580.59 and 105,688.29 is: 145,858.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,714.01 : 264,580.59 = 105,688.29 : x
  2. Step 2: Convert to fraction form
    191,714.01/264,580.59 = 105,688.29/x
  3. Step 3: Cross multiply
    191,714.01x = 264,580.59 × 105,688.29
  4. Step 4: Simplify right side
    191,714.01x = 27,963,070,124.29
  5. Step 5: Solve for x
    x = 27,963,070,124.29/191,714.01
  6. Step 6: Final answer
    x = 145,858.25

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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.