Home / 124,451.02-186,742.14-54,248.32

Finding the Fourth Proportional to 124,451.02, 186,742.14 and 54,248.32

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Solution

The fourth proportional to 124,451.02, 186,742.14 and 54,248.32 is: 81,401.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,451.02 : 186,742.14 = 54,248.32 : x
  2. Step 2: Convert to fraction form
    124,451.02/186,742.14 = 54,248.32/x
  3. Step 3: Cross multiply
    124,451.02x = 186,742.14 × 54,248.32
  4. Step 4: Simplify right side
    124,451.02x = 10,130,447,368.20
  5. Step 5: Solve for x
    x = 10,130,447,368.20/124,451.02
  6. Step 6: Final answer
    x = 81,401.08

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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.