Home / 116,133.66-174,200.28-76,681.50

Finding the Fourth Proportional to 116,133.66, 174,200.28 and 76,681.50

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Solution

The fourth proportional to 116,133.66, 174,200.28 and 76,681.50 is: 115,022.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,133.66 : 174,200.28 = 76,681.50 : x
  2. Step 2: Convert to fraction form
    116,133.66/174,200.28 = 76,681.50/x
  3. Step 3: Cross multiply
    116,133.66x = 174,200.28 × 76,681.50
  4. Step 4: Simplify right side
    116,133.66x = 13,357,938,770.82
  5. Step 5: Solve for x
    x = 13,357,938,770.82/116,133.66
  6. Step 6: Final answer
    x = 115,022.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.