Home / 96,686.53-133,435.44-53,670.06

Finding the Fourth Proportional to 96,686.53, 133,435.44 and 53,670.06

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Solution

The fourth proportional to 96,686.53, 133,435.44 and 53,670.06 is: 74,069.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,686.53 : 133,435.44 = 53,670.06 : x
  2. Step 2: Convert to fraction form
    96,686.53/133,435.44 = 53,670.06/x
  3. Step 3: Cross multiply
    96,686.53x = 133,435.44 × 53,670.06
  4. Step 4: Simplify right side
    96,686.53x = 7,161,488,070.93
  5. Step 5: Solve for x
    x = 7,161,488,070.93/96,686.53
  6. Step 6: Final answer
    x = 74,069.14

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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.