Home / 127,521.02-191,271.80-44,415.02

Finding the Fourth Proportional to 127,521.02, 191,271.80 and 44,415.02

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Solution

The fourth proportional to 127,521.02, 191,271.80 and 44,415.02 is: 66,619.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,521.02 : 191,271.80 = 44,415.02 : x
  2. Step 2: Convert to fraction form
    127,521.02/191,271.80 = 44,415.02/x
  3. Step 3: Cross multiply
    127,521.02x = 191,271.80 × 44,415.02
  4. Step 4: Simplify right side
    127,521.02x = 8,495,340,822.44
  5. Step 5: Solve for x
    x = 8,495,340,822.44/127,521.02
  6. Step 6: Final answer
    x = 66,619.14

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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.