Home / 186,400.80-257,233.44-101,518.32

Finding the Fourth Proportional to 186,400.80, 257,233.44 and 101,518.32

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Solution

The fourth proportional to 186,400.80, 257,233.44 and 101,518.32 is: 140,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,400.80 : 257,233.44 = 101,518.32 : x
  2. Step 2: Convert to fraction form
    186,400.80/257,233.44 = 101,518.32/x
  3. Step 3: Cross multiply
    186,400.80x = 257,233.44 × 101,518.32
  4. Step 4: Simplify right side
    186,400.80x = 26,113,906,676.62
  5. Step 5: Solve for x
    x = 26,113,906,676.62/186,400.80
  6. Step 6: Final answer
    x = 140,095.46

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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.