Home / 126,621.01-174,741.56-70,032.79

Finding the Fourth Proportional to 126,621.01, 174,741.56 and 70,032.79

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Solution

The fourth proportional to 126,621.01, 174,741.56 and 70,032.79 is: 96,647.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,621.01 : 174,741.56 = 70,032.79 : x
  2. Step 2: Convert to fraction form
    126,621.01/174,741.56 = 70,032.79/x
  3. Step 3: Cross multiply
    126,621.01x = 174,741.56 × 70,032.79
  4. Step 4: Simplify right side
    126,621.01x = 12,237,638,451.36
  5. Step 5: Solve for x
    x = 12,237,638,451.36/126,621.01
  6. Step 6: Final answer
    x = 96,647.77

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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.