Home / 185,649.35-256,312.10-127,606.01

Finding the Fourth Proportional to 185,649.35, 256,312.10 and 127,606.01

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Solution

The fourth proportional to 185,649.35, 256,312.10 and 127,606.01 is: 176,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,649.35 : 256,312.10 = 127,606.01 : x
  2. Step 2: Convert to fraction form
    185,649.35/256,312.10 = 127,606.01/x
  3. Step 3: Cross multiply
    185,649.35x = 256,312.10 × 127,606.01
  4. Step 4: Simplify right side
    185,649.35x = 32,706,963,757.69
  5. Step 5: Solve for x
    x = 32,706,963,757.69/185,649.35
  6. Step 6: Final answer
    x = 176,176.02

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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.