Home / 127,053.02-190,597.13-42,837.29

Finding the Fourth Proportional to 127,053.02, 190,597.13 and 42,837.29

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Solution

The fourth proportional to 127,053.02, 190,597.13 and 42,837.29 is: 64,261.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,053.02 : 190,597.13 = 42,837.29 : x
  2. Step 2: Convert to fraction form
    127,053.02/190,597.13 = 42,837.29/x
  3. Step 3: Cross multiply
    127,053.02x = 190,597.13 × 42,837.29
  4. Step 4: Simplify right side
    127,053.02x = 8,164,664,316.79
  5. Step 5: Solve for x
    x = 8,164,664,316.79/127,053.02
  6. Step 6: Final answer
    x = 64,261.87

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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.