Home / 186,230.08-256,997.52-101,345.28

Finding the Fourth Proportional to 186,230.08, 256,997.52 and 101,345.28

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Solution

The fourth proportional to 186,230.08, 256,997.52 and 101,345.28 is: 139,856.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,230.08 : 256,997.52 = 101,345.28 : x
  2. Step 2: Convert to fraction form
    186,230.08/256,997.52 = 101,345.28/x
  3. Step 3: Cross multiply
    186,230.08x = 256,997.52 × 101,345.28
  4. Step 4: Simplify right side
    186,230.08x = 26,045,485,623.71
  5. Step 5: Solve for x
    x = 26,045,485,623.71/186,230.08
  6. Step 6: Final answer
    x = 139,856.49

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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.