Home / 186,532.50-257,414.85-101,649.63

Finding the Fourth Proportional to 186,532.50, 257,414.85 and 101,649.63

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Solution

The fourth proportional to 186,532.50, 257,414.85 and 101,649.63 is: 140,276.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,532.50 : 257,414.85 = 101,649.63 : x
  2. Step 2: Convert to fraction form
    186,532.50/257,414.85 = 101,649.63/x
  3. Step 3: Cross multiply
    186,532.50x = 257,414.85 × 101,649.63
  4. Step 4: Simplify right side
    186,532.50x = 26,166,124,259.01
  5. Step 5: Solve for x
    x = 26,166,124,259.01/186,532.50
  6. Step 6: Final answer
    x = 140,276.49

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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.