Home / 188,294.08-259,847.04-103,410.40

Finding the Fourth Proportional to 188,294.08, 259,847.04 and 103,410.40

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Solution

The fourth proportional to 188,294.08, 259,847.04 and 103,410.40 is: 142,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,294.08 : 259,847.04 = 103,410.40 : x
  2. Step 2: Convert to fraction form
    188,294.08/259,847.04 = 103,410.40/x
  3. Step 3: Cross multiply
    188,294.08x = 259,847.04 × 103,410.40
  4. Step 4: Simplify right side
    188,294.08x = 26,870,886,345.22
  5. Step 5: Solve for x
    x = 26,870,886,345.22/188,294.08
  6. Step 6: Final answer
    x = 142,707.02

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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.