Home / 70,962.36-97,925.96-39,131.25

Finding the Fourth Proportional to 70,962.36, 97,925.96 and 39,131.25

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Solution

The fourth proportional to 70,962.36, 97,925.96 and 39,131.25 is: 53,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,962.36 : 97,925.96 = 39,131.25 : x
  2. Step 2: Convert to fraction form
    70,962.36/97,925.96 = 39,131.25/x
  3. Step 3: Cross multiply
    70,962.36x = 97,925.96 × 39,131.25
  4. Step 4: Simplify right side
    70,962.36x = 3,831,965,026.59
  5. Step 5: Solve for x
    x = 3,831,965,026.59/70,962.36
  6. Step 6: Final answer
    x = 53,999.97

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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.