Home / 96,657.87-133,381.04-53,639.58

Finding the Fourth Proportional to 96,657.87, 133,381.04 and 53,639.58

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Solution

The fourth proportional to 96,657.87, 133,381.04 and 53,639.58 is: 74,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,657.87 : 133,381.04 = 53,639.58 : x
  2. Step 2: Convert to fraction form
    96,657.87/133,381.04 = 53,639.58/x
  3. Step 3: Cross multiply
    96,657.87x = 133,381.04 × 53,639.58
  4. Step 4: Simplify right side
    96,657.87x = 7,154,502,697.37
  5. Step 5: Solve for x
    x = 7,154,502,697.37/96,657.87
  6. Step 6: Final answer
    x = 74,018.83

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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.