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Finding the Fourth Proportional to 191,551.97, 264,341.70 and 111,026.19

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Solution

The fourth proportional to 191,551.97, 264,341.70 and 111,026.19 is: 153,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,551.97 : 264,341.70 = 111,026.19 : x
  2. Step 2: Convert to fraction form
    191,551.97/264,341.70 = 111,026.19/x
  3. Step 3: Cross multiply
    191,551.97x = 264,341.70 × 111,026.19
  4. Step 4: Simplify right side
    191,551.97x = 29,348,851,809.12
  5. Step 5: Solve for x
    x = 29,348,851,809.12/191,551.97
  6. Step 6: Final answer
    x = 153,216.14

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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.