Home / 151,257.63-208,285.35-147,901.11

Finding the Fourth Proportional to 151,257.63, 208,285.35 and 147,901.11

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Solution

The fourth proportional to 151,257.63, 208,285.35 and 147,901.11 is: 203,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,257.63 : 208,285.35 = 147,901.11 : x
  2. Step 2: Convert to fraction form
    151,257.63/208,285.35 = 147,901.11/x
  3. Step 3: Cross multiply
    151,257.63x = 208,285.35 × 147,901.11
  4. Step 4: Simplify right side
    151,257.63x = 30,805,634,461.74
  5. Step 5: Solve for x
    x = 30,805,634,461.74/151,257.63
  6. Step 6: Final answer
    x = 203,663.34

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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.