Home / 127,057.35-190,547.16-42,794.92

Finding the Fourth Proportional to 127,057.35, 190,547.16 and 42,794.92

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Solution

The fourth proportional to 127,057.35, 190,547.16 and 42,794.92 is: 64,179.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,057.35 : 190,547.16 = 42,794.92 : x
  2. Step 2: Convert to fraction form
    127,057.35/190,547.16 = 42,794.92/x
  3. Step 3: Cross multiply
    127,057.35x = 190,547.16 × 42,794.92
  4. Step 4: Simplify right side
    127,057.35x = 8,154,450,398.53
  5. Step 5: Solve for x
    x = 8,154,450,398.53/127,057.35
  6. Step 6: Final answer
    x = 64,179.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.