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Finding the Fourth Proportional to 191,551.77, 264,341.45 and 111,026.01

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Solution

The fourth proportional to 191,551.77, 264,341.45 and 111,026.01 is: 153,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,551.77 : 264,341.45 = 111,026.01 : x
  2. Step 2: Convert to fraction form
    191,551.77/264,341.45 = 111,026.01/x
  3. Step 3: Cross multiply
    191,551.77x = 264,341.45 × 111,026.01
  4. Step 4: Simplify right side
    191,551.77x = 29,348,775,915.98
  5. Step 5: Solve for x
    x = 29,348,775,915.98/191,551.77
  6. Step 6: Final answer
    x = 153,215.90

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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.