Home / 88,096.95-121,574.67-47,811.06

Finding the Fourth Proportional to 88,096.95, 121,574.67 and 47,811.06

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Solution

The fourth proportional to 88,096.95, 121,574.67 and 47,811.06 is: 65,979.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,096.95 : 121,574.67 = 47,811.06 : x
  2. Step 2: Convert to fraction form
    88,096.95/121,574.67 = 47,811.06/x
  3. Step 3: Cross multiply
    88,096.95x = 121,574.67 × 47,811.06
  4. Step 4: Simplify right side
    88,096.95x = 5,812,613,841.85
  5. Step 5: Solve for x
    x = 5,812,613,841.85/88,096.95
  6. Step 6: Final answer
    x = 65,979.74

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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.