Home / 124,041.52-171,173.64-70,331.44

Finding the Fourth Proportional to 124,041.52, 171,173.64 and 70,331.44

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Solution

The fourth proportional to 124,041.52, 171,173.64 and 70,331.44 is: 97,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,041.52 : 171,173.64 = 70,331.44 : x
  2. Step 2: Convert to fraction form
    124,041.52/171,173.64 = 70,331.44/x
  3. Step 3: Cross multiply
    124,041.52x = 171,173.64 × 70,331.44
  4. Step 4: Simplify right side
    124,041.52x = 12,038,888,591.24
  5. Step 5: Solve for x
    x = 12,038,888,591.24/124,041.52
  6. Step 6: Final answer
    x = 97,055.31

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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.