Home / 88,095.60-121,572.24-47,809.35

Finding the Fourth Proportional to 88,095.60, 121,572.24 and 47,809.35

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Solution

The fourth proportional to 88,095.60, 121,572.24 and 47,809.35 is: 65,977.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,095.60 : 121,572.24 = 47,809.35 : x
  2. Step 2: Convert to fraction form
    88,095.60/121,572.24 = 47,809.35/x
  3. Step 3: Cross multiply
    88,095.60x = 121,572.24 × 47,809.35
  4. Step 4: Simplify right side
    88,095.60x = 5,812,289,772.44
  5. Step 5: Solve for x
    x = 5,812,289,772.44/88,095.60
  6. Step 6: Final answer
    x = 65,977.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.