Home / 96,686.59-133,435.53-53,670.12

Finding the Fourth Proportional to 96,686.59, 133,435.53 and 53,670.12

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Solution

The fourth proportional to 96,686.59, 133,435.53 and 53,670.12 is: 74,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,686.59 : 133,435.53 = 53,670.12 : x
  2. Step 2: Convert to fraction form
    96,686.59/133,435.53 = 53,670.12/x
  3. Step 3: Cross multiply
    96,686.59x = 133,435.53 × 53,670.12
  4. Step 4: Simplify right side
    96,686.59x = 7,161,500,907.36
  5. Step 5: Solve for x
    x = 7,161,500,907.36/96,686.59
  6. Step 6: Final answer
    x = 74,069.23

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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.