Home / 91,110.01-125,742.75-53,384.26

Finding the Fourth Proportional to 91,110.01, 125,742.75 and 53,384.26

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Solution

The fourth proportional to 91,110.01, 125,742.75 and 53,384.26 is: 73,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,110.01 : 125,742.75 = 53,384.26 : x
  2. Step 2: Convert to fraction form
    91,110.01/125,742.75 = 53,384.26/x
  3. Step 3: Cross multiply
    91,110.01x = 125,742.75 × 53,384.26
  4. Step 4: Simplify right side
    91,110.01x = 6,712,683,659.12
  5. Step 5: Solve for x
    x = 6,712,683,659.12/91,110.01
  6. Step 6: Final answer
    x = 73,676.69

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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.