Home / 207,254.75-286,011.56-117,830.75

Finding the Fourth Proportional to 207,254.75, 286,011.56 and 117,830.75

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Solution

The fourth proportional to 207,254.75, 286,011.56 and 117,830.75 is: 162,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,254.75 : 286,011.56 = 117,830.75 : x
  2. Step 2: Convert to fraction form
    207,254.75/286,011.56 = 117,830.75/x
  3. Step 3: Cross multiply
    207,254.75x = 286,011.56 × 117,830.75
  4. Step 4: Simplify right side
    207,254.75x = 33,700,956,623.47
  5. Step 5: Solve for x
    x = 33,700,956,623.47/207,254.75
  6. Step 6: Final answer
    x = 162,606.44

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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.