Home / 234,916.36-324,182.80-127,483.60

Finding the Fourth Proportional to 234,916.36, 324,182.80 and 127,483.60

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Solution

The fourth proportional to 234,916.36, 324,182.80 and 127,483.60 is: 175,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,916.36 : 324,182.80 = 127,483.60 : x
  2. Step 2: Convert to fraction form
    234,916.36/324,182.80 = 127,483.60/x
  3. Step 3: Cross multiply
    234,916.36x = 324,182.80 × 127,483.60
  4. Step 4: Simplify right side
    234,916.36x = 41,327,990,402.08
  5. Step 5: Solve for x
    x = 41,327,990,402.08/234,916.36
  6. Step 6: Final answer
    x = 175,926.40

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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.