Home / 124,427.60-186,650.52-53,280.84

Finding the Fourth Proportional to 124,427.60, 186,650.52 and 53,280.84

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Solution

The fourth proportional to 124,427.60, 186,650.52 and 53,280.84 is: 79,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,427.60 : 186,650.52 = 53,280.84 : x
  2. Step 2: Convert to fraction form
    124,427.60/186,650.52 = 53,280.84/x
  3. Step 3: Cross multiply
    124,427.60x = 186,650.52 × 53,280.84
  4. Step 4: Simplify right side
    124,427.60x = 9,944,896,492.04
  5. Step 5: Solve for x
    x = 9,944,896,492.04/124,427.60
  6. Step 6: Final answer
    x = 79,925.17

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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.