Home / 199,528.95-275,384.15-190,560.63

Finding the Fourth Proportional to 199,528.95, 275,384.15 and 190,560.63

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Solution

The fourth proportional to 199,528.95, 275,384.15 and 190,560.63 is: 263,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,528.95 : 275,384.15 = 190,560.63 : x
  2. Step 2: Convert to fraction form
    199,528.95/275,384.15 = 190,560.63/x
  3. Step 3: Cross multiply
    199,528.95x = 275,384.15 × 190,560.63
  4. Step 4: Simplify right side
    199,528.95x = 52,477,378,982.41
  5. Step 5: Solve for x
    x = 52,477,378,982.41/199,528.95
  6. Step 6: Final answer
    x = 263,006.34

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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.