Home / 116,973.02-161,233.18-91,434.26

Finding the Fourth Proportional to 116,973.02, 161,233.18 and 91,434.26

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Solution

The fourth proportional to 116,973.02, 161,233.18 and 91,434.26 is: 126,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,973.02 : 161,233.18 = 91,434.26 : x
  2. Step 2: Convert to fraction form
    116,973.02/161,233.18 = 91,434.26/x
  3. Step 3: Cross multiply
    116,973.02x = 161,233.18 × 91,434.26
  4. Step 4: Simplify right side
    116,973.02x = 14,742,235,466.00
  5. Step 5: Solve for x
    x = 14,742,235,466.00/116,973.02
  6. Step 6: Final answer
    x = 126,031.08

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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.