Home / 124,421.02-186,631.52-41,315.02

Finding the Fourth Proportional to 124,421.02, 186,631.52 and 41,315.02

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Solution

The fourth proportional to 124,421.02, 186,631.52 and 41,315.02 is: 61,972.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,421.02 : 186,631.52 = 41,315.02 : x
  2. Step 2: Convert to fraction form
    124,421.02/186,631.52 = 41,315.02/x
  3. Step 3: Cross multiply
    124,421.02x = 186,631.52 × 41,315.02
  4. Step 4: Simplify right side
    124,421.02x = 7,710,684,981.43
  5. Step 5: Solve for x
    x = 7,710,684,981.43/124,421.02
  6. Step 6: Final answer
    x = 61,972.53

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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.