Home / 117,516.10-176,374.95-47,445.70

Finding the Fourth Proportional to 117,516.10, 176,374.95 and 47,445.70

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Solution

The fourth proportional to 117,516.10, 176,374.95 and 47,445.70 is: 71,209.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,516.10 : 176,374.95 = 47,445.70 : x
  2. Step 2: Convert to fraction form
    117,516.10/176,374.95 = 47,445.70/x
  3. Step 3: Cross multiply
    117,516.10x = 176,374.95 × 47,445.70
  4. Step 4: Simplify right side
    117,516.10x = 8,368,232,965.22
  5. Step 5: Solve for x
    x = 8,368,232,965.22/117,516.10
  6. Step 6: Final answer
    x = 71,209.25

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1.5x scale

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.