Home / 186,906.84-257,901.03-110,415.30

Finding the Fourth Proportional to 186,906.84, 257,901.03 and 110,415.30

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Solution

The fourth proportional to 186,906.84, 257,901.03 and 110,415.30 is: 152,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,906.84 : 257,901.03 = 110,415.30 : x
  2. Step 2: Convert to fraction form
    186,906.84/257,901.03 = 110,415.30/x
  3. Step 3: Cross multiply
    186,906.84x = 257,901.03 × 110,415.30
  4. Step 4: Simplify right side
    186,906.84x = 28,476,219,597.76
  5. Step 5: Solve for x
    x = 28,476,219,597.76/186,906.84
  6. Step 6: Final answer
    x = 152,355.15

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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.