Home / 207,803.04-286,872.48-136,292.64

Finding the Fourth Proportional to 207,803.04, 286,872.48 and 136,292.64

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Solution

The fourth proportional to 207,803.04, 286,872.48 and 136,292.64 is: 188,152.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,803.04 : 286,872.48 = 136,292.64 : x
  2. Step 2: Convert to fraction form
    207,803.04/286,872.48 = 136,292.64/x
  3. Step 3: Cross multiply
    207,803.04x = 286,872.48 × 136,292.64
  4. Step 4: Simplify right side
    207,803.04x = 39,098,607,642.55
  5. Step 5: Solve for x
    x = 39,098,607,642.55/207,803.04
  6. Step 6: Final answer
    x = 188,152.24

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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.