Home / 96,857.22-133,656.84-56,582.40

Finding the Fourth Proportional to 96,857.22, 133,656.84 and 56,582.40

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Solution

The fourth proportional to 96,857.22, 133,656.84 and 56,582.40 is: 78,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,857.22 : 133,656.84 = 56,582.40 : x
  2. Step 2: Convert to fraction form
    96,857.22/133,656.84 = 56,582.40/x
  3. Step 3: Cross multiply
    96,857.22x = 133,656.84 × 56,582.40
  4. Step 4: Simplify right side
    96,857.22x = 7,562,624,783.62
  5. Step 5: Solve for x
    x = 7,562,624,783.62/96,857.22
  6. Step 6: Final answer
    x = 78,080.13

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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.