Home / 88,381.04-121,966.32-48,095.08

Finding the Fourth Proportional to 88,381.04, 121,966.32 and 48,095.08

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Solution

The fourth proportional to 88,381.04, 121,966.32 and 48,095.08 is: 66,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,381.04 : 121,966.32 = 48,095.08 : x
  2. Step 2: Convert to fraction form
    88,381.04/121,966.32 = 48,095.08/x
  3. Step 3: Cross multiply
    88,381.04x = 121,966.32 × 48,095.08
  4. Step 4: Simplify right side
    88,381.04x = 5,865,979,917.71
  5. Step 5: Solve for x
    x = 5,865,979,917.71/88,381.04
  6. Step 6: Final answer
    x = 66,371.47

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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.