Home / 70,925.45-97,875.39-39,093.65

Finding the Fourth Proportional to 70,925.45, 97,875.39 and 39,093.65

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Solution

The fourth proportional to 70,925.45, 97,875.39 and 39,093.65 is: 53,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,925.45 : 97,875.39 = 39,093.65 : x
  2. Step 2: Convert to fraction form
    70,925.45/97,875.39 = 39,093.65/x
  3. Step 3: Cross multiply
    70,925.45x = 97,875.39 × 39,093.65
  4. Step 4: Simplify right side
    70,925.45x = 3,826,306,240.27
  5. Step 5: Solve for x
    x = 3,826,306,240.27/70,925.45
  6. Step 6: Final answer
    x = 53,948.28

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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.