Home / 127,714.02-176,245.27-74,030.14

Finding the Fourth Proportional to 127,714.02, 176,245.27 and 74,030.14

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Solution

The fourth proportional to 127,714.02, 176,245.27 and 74,030.14 is: 102,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,714.02 : 176,245.27 = 74,030.14 : x
  2. Step 2: Convert to fraction form
    127,714.02/176,245.27 = 74,030.14/x
  3. Step 3: Cross multiply
    127,714.02x = 176,245.27 × 74,030.14
  4. Step 4: Simplify right side
    127,714.02x = 13,047,462,012.44
  5. Step 5: Solve for x
    x = 13,047,462,012.44/127,714.02
  6. Step 6: Final answer
    x = 102,161.55

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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.