Home / 48,707.60-73,061.40-15,875.60

Finding the Fourth Proportional to 48,707.60, 73,061.40 and 15,875.60

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Solution

The fourth proportional to 48,707.60, 73,061.40 and 15,875.60 is: 23,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,707.60 : 73,061.40 = 15,875.60 : x
  2. Step 2: Convert to fraction form
    48,707.60/73,061.40 = 15,875.60/x
  3. Step 3: Cross multiply
    48,707.60x = 73,061.40 × 15,875.60
  4. Step 4: Simplify right side
    48,707.60x = 1,159,893,561.84
  5. Step 5: Solve for x
    x = 1,159,893,561.84/48,707.60
  6. Step 6: Final answer
    x = 23,813.40

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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.