Home / 124,580.04-186,870.06-31,086.60

Finding the Fourth Proportional to 124,580.04, 186,870.06 and 31,086.60

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Solution

The fourth proportional to 124,580.04, 186,870.06 and 31,086.60 is: 46,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,580.04 : 186,870.06 = 31,086.60 : x
  2. Step 2: Convert to fraction form
    124,580.04/186,870.06 = 31,086.60/x
  3. Step 3: Cross multiply
    124,580.04x = 186,870.06 × 31,086.60
  4. Step 4: Simplify right side
    124,580.04x = 5,809,154,807.20
  5. Step 5: Solve for x
    x = 5,809,154,807.20/124,580.04
  6. Step 6: Final answer
    x = 46,629.90

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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.