Home / 207,498.06-286,350.03-121,510.62

Finding the Fourth Proportional to 207,498.06, 286,350.03 and 121,510.62

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Solution

The fourth proportional to 207,498.06, 286,350.03 and 121,510.62 is: 167,686.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,498.06 : 286,350.03 = 121,510.62 : x
  2. Step 2: Convert to fraction form
    207,498.06/286,350.03 = 121,510.62/x
  3. Step 3: Cross multiply
    207,498.06x = 286,350.03 × 121,510.62
  4. Step 4: Simplify right side
    207,498.06x = 34,794,569,682.32
  5. Step 5: Solve for x
    x = 34,794,569,682.32/207,498.06
  6. Step 6: Final answer
    x = 167,686.24

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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.