Home / 93,866.06-129,431.38-59,820.65

Finding the Fourth Proportional to 93,866.06, 129,431.38 and 59,820.65

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Solution

The fourth proportional to 93,866.06, 129,431.38 and 59,820.65 is: 82,486.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,866.06 : 129,431.38 = 59,820.65 : x
  2. Step 2: Convert to fraction form
    93,866.06/129,431.38 = 59,820.65/x
  3. Step 3: Cross multiply
    93,866.06x = 129,431.38 × 59,820.65
  4. Step 4: Simplify right side
    93,866.06x = 7,742,669,282.00
  5. Step 5: Solve for x
    x = 7,742,669,282.00/93,866.06
  6. Step 6: Final answer
    x = 82,486.36

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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.