Home / 93,515.07-129,051.62-53,231.43

Finding the Fourth Proportional to 93,515.07, 129,051.62 and 53,231.43

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Solution

The fourth proportional to 93,515.07, 129,051.62 and 53,231.43 is: 73,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,515.07 : 129,051.62 = 53,231.43 : x
  2. Step 2: Convert to fraction form
    93,515.07/129,051.62 = 53,231.43/x
  3. Step 3: Cross multiply
    93,515.07x = 129,051.62 × 53,231.43
  4. Step 4: Simplify right side
    93,515.07x = 6,869,601,365.00
  5. Step 5: Solve for x
    x = 6,869,601,365.00/93,515.07
  6. Step 6: Final answer
    x = 73,459.84

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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.