Home / 70,147.33-96,802.74-38,316.25

Finding the Fourth Proportional to 70,147.33, 96,802.74 and 38,316.25

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Solution

The fourth proportional to 70,147.33, 96,802.74 and 38,316.25 is: 52,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,147.33 : 96,802.74 = 38,316.25 : x
  2. Step 2: Convert to fraction form
    70,147.33/96,802.74 = 38,316.25/x
  3. Step 3: Cross multiply
    70,147.33x = 96,802.74 × 38,316.25
  4. Step 4: Simplify right side
    70,147.33x = 3,709,117,986.53
  5. Step 5: Solve for x
    x = 3,709,117,986.53/70,147.33
  6. Step 6: Final answer
    x = 52,876.11

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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.