Home / 207,826.13-286,801.37-112,332.59

Finding the Fourth Proportional to 207,826.13, 286,801.37 and 112,332.59

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Solution

The fourth proportional to 207,826.13, 286,801.37 and 112,332.59 is: 155,019.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,826.13 : 286,801.37 = 112,332.59 : x
  2. Step 2: Convert to fraction form
    207,826.13/286,801.37 = 112,332.59/x
  3. Step 3: Cross multiply
    207,826.13x = 286,801.37 × 112,332.59
  4. Step 4: Simplify right side
    207,826.13x = 32,217,140,145.99
  5. Step 5: Solve for x
    x = 32,217,140,145.99/207,826.13
  6. Step 6: Final answer
    x = 155,019.68

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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.