Home / 207,587.34-286,351.20-131,079.24

Finding the Fourth Proportional to 207,587.34, 286,351.20 and 131,079.24

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Solution

The fourth proportional to 207,587.34, 286,351.20 and 131,079.24 is: 180,814.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,587.34 : 286,351.20 = 131,079.24 : x
  2. Step 2: Convert to fraction form
    207,587.34/286,351.20 = 131,079.24/x
  3. Step 3: Cross multiply
    207,587.34x = 286,351.20 × 131,079.24
  4. Step 4: Simplify right side
    207,587.34x = 37,534,697,669.09
  5. Step 5: Solve for x
    x = 37,534,697,669.09/207,587.34
  6. Step 6: Final answer
    x = 180,814.00

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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.