Home / 171,656.10-257,555.28-92,677.50

Finding the Fourth Proportional to 171,656.10, 257,555.28 and 92,677.50

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Solution

The fourth proportional to 171,656.10, 257,555.28 and 92,677.50 is: 139,054.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,656.10 : 257,555.28 = 92,677.50 : x
  2. Step 2: Convert to fraction form
    171,656.10/257,555.28 = 92,677.50/x
  3. Step 3: Cross multiply
    171,656.10x = 257,555.28 × 92,677.50
  4. Step 4: Simplify right side
    171,656.10x = 23,869,579,462.20
  5. Step 5: Solve for x
    x = 23,869,579,462.20/171,656.10
  6. Step 6: Final answer
    x = 139,054.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.