Home / 207,624.32-286,521.54-112,131.02

Finding the Fourth Proportional to 207,624.32, 286,521.54 and 112,131.02

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Solution

The fourth proportional to 207,624.32, 286,521.54 and 112,131.02 is: 154,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,624.32 : 286,521.54 = 112,131.02 : x
  2. Step 2: Convert to fraction form
    207,624.32/286,521.54 = 112,131.02/x
  3. Step 3: Cross multiply
    207,624.32x = 286,521.54 × 112,131.02
  4. Step 4: Simplify right side
    207,624.32x = 32,127,952,532.17
  5. Step 5: Solve for x
    x = 32,127,952,532.17/207,624.32
  6. Step 6: Final answer
    x = 154,740.80

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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.