Home / 210,125.73-289,967.77-114,632.40

Finding the Fourth Proportional to 210,125.73, 289,967.77 and 114,632.40

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Solution

The fourth proportional to 210,125.73, 289,967.77 and 114,632.40 is: 158,189.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,125.73 : 289,967.77 = 114,632.40 : x
  2. Step 2: Convert to fraction form
    210,125.73/289,967.77 = 114,632.40/x
  3. Step 3: Cross multiply
    210,125.73x = 289,967.77 × 114,632.40
  4. Step 4: Simplify right side
    210,125.73x = 33,239,700,824.59
  5. Step 5: Solve for x
    x = 33,239,700,824.59/210,125.73
  6. Step 6: Final answer
    x = 158,189.58

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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.