Home / 96,427.28-133,065.96-53,404.40

Finding the Fourth Proportional to 96,427.28, 133,065.96 and 53,404.40

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Solution

The fourth proportional to 96,427.28, 133,065.96 and 53,404.40 is: 73,696.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,427.28 : 133,065.96 = 53,404.40 : x
  2. Step 2: Convert to fraction form
    96,427.28/133,065.96 = 53,404.40/x
  3. Step 3: Cross multiply
    96,427.28x = 133,065.96 × 53,404.40
  4. Step 4: Simplify right side
    96,427.28x = 7,106,307,754.22
  5. Step 5: Solve for x
    x = 7,106,307,754.22/96,427.28
  6. Step 6: Final answer
    x = 73,696.03

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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.