Home / 126,763.44-174,952-73,038.08

Finding the Fourth Proportional to 126,763.44, 174,952 and 73,038.08

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Solution

The fourth proportional to 126,763.44, 174,952 and 73,038.08 is: 100,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,763.44 : 174,952 = 73,038.08 : x
  2. Step 2: Convert to fraction form
    126,763.44/174,952 = 73,038.08/x
  3. Step 3: Cross multiply
    126,763.44x = 174,952 × 73,038.08
  4. Step 4: Simplify right side
    126,763.44x = 12,778,158,172.16
  5. Step 5: Solve for x
    x = 12,778,158,172.16/126,763.44
  6. Step 6: Final answer
    x = 100,803.18

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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.