Home / 207,802.02-286,766.84-112,308.71

Finding the Fourth Proportional to 207,802.02, 286,766.84 and 112,308.71

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Solution

The fourth proportional to 207,802.02, 286,766.84 and 112,308.71 is: 154,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,802.02 : 286,766.84 = 112,308.71 : x
  2. Step 2: Convert to fraction form
    207,802.02/286,766.84 = 112,308.71/x
  3. Step 3: Cross multiply
    207,802.02x = 286,766.84 × 112,308.71
  4. Step 4: Simplify right side
    207,802.02x = 32,206,415,698.91
  5. Step 5: Solve for x
    x = 32,206,415,698.91/207,802.02
  6. Step 6: Final answer
    x = 154,986.06

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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.