Home / 124,300.86-186,460.40-53,154.10

Finding the Fourth Proportional to 124,300.86, 186,460.40 and 53,154.10

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Solution

The fourth proportional to 124,300.86, 186,460.40 and 53,154.10 is: 79,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,300.86 : 186,460.40 = 53,154.10 : x
  2. Step 2: Convert to fraction form
    124,300.86/186,460.40 = 53,154.10/x
  3. Step 3: Cross multiply
    124,300.86x = 186,460.40 × 53,154.10
  4. Step 4: Simplify right side
    124,300.86x = 9,911,134,747.64
  5. Step 5: Solve for x
    x = 9,911,134,747.64/124,300.86
  6. Step 6: Final answer
    x = 79,735.05

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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.