Home / 93,538.21-129,085.56-51,099.47

Finding the Fourth Proportional to 93,538.21, 129,085.56 and 51,099.47

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Solution

The fourth proportional to 93,538.21, 129,085.56 and 51,099.47 is: 70,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,538.21 : 129,085.56 = 51,099.47 : x
  2. Step 2: Convert to fraction form
    93,538.21/129,085.56 = 51,099.47/x
  3. Step 3: Cross multiply
    93,538.21x = 129,085.56 × 51,099.47
  4. Step 4: Simplify right side
    93,538.21x = 6,596,203,700.65
  5. Step 5: Solve for x
    x = 6,596,203,700.65/93,538.21
  6. Step 6: Final answer
    x = 70,518.81

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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.