Home / 91,113.36-136,575.72-44,308.08

Finding the Fourth Proportional to 91,113.36, 136,575.72 and 44,308.08

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Solution

The fourth proportional to 91,113.36, 136,575.72 and 44,308.08 is: 66,416.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,113.36 : 136,575.72 = 44,308.08 : x
  2. Step 2: Convert to fraction form
    91,113.36/136,575.72 = 44,308.08/x
  3. Step 3: Cross multiply
    91,113.36x = 136,575.72 × 44,308.08
  4. Step 4: Simplify right side
    91,113.36x = 6,051,407,927.82
  5. Step 5: Solve for x
    x = 6,051,407,927.82/91,113.36
  6. Step 6: Final answer
    x = 66,416.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.