Home / 130,890.73-196,287.60-46,628.50

Finding the Fourth Proportional to 130,890.73, 196,287.60 and 46,628.50

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Solution

The fourth proportional to 130,890.73, 196,287.60 and 46,628.50 is: 69,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,890.73 : 196,287.60 = 46,628.50 : x
  2. Step 2: Convert to fraction form
    130,890.73/196,287.60 = 46,628.50/x
  3. Step 3: Cross multiply
    130,890.73x = 196,287.60 × 46,628.50
  4. Step 4: Simplify right side
    130,890.73x = 9,152,596,356.60
  5. Step 5: Solve for x
    x = 9,152,596,356.60/130,890.73
  6. Step 6: Final answer
    x = 69,925.47

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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.