Home / 124,653.06-186,868.59-45,748.98

Finding the Fourth Proportional to 124,653.06, 186,868.59 and 45,748.98

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Solution

The fourth proportional to 124,653.06, 186,868.59 and 45,748.98 is: 68,582.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,653.06 : 186,868.59 = 45,748.98 : x
  2. Step 2: Convert to fraction form
    124,653.06/186,868.59 = 45,748.98/x
  3. Step 3: Cross multiply
    124,653.06x = 186,868.59 × 45,748.98
  4. Step 4: Simplify right side
    124,653.06x = 8,549,047,386.54
  5. Step 5: Solve for x
    x = 8,549,047,386.54/124,653.06
  6. Step 6: Final answer
    x = 68,582.73

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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.