Home / 185,558.27-256,070.43-100,675.34

Finding the Fourth Proportional to 185,558.27, 256,070.43 and 100,675.34

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Solution

The fourth proportional to 185,558.27, 256,070.43 and 100,675.34 is: 138,931.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,558.27 : 256,070.43 = 100,675.34 : x
  2. Step 2: Convert to fraction form
    185,558.27/256,070.43 = 100,675.34/x
  3. Step 3: Cross multiply
    185,558.27x = 256,070.43 × 100,675.34
  4. Step 4: Simplify right side
    185,558.27x = 25,779,977,604.20
  5. Step 5: Solve for x
    x = 25,779,977,604.20/185,558.27
  6. Step 6: Final answer
    x = 138,931.98

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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.