Home / 70,570.03-105,716.64-40,925.59

Finding the Fourth Proportional to 70,570.03, 105,716.64 and 40,925.59

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Solution

The fourth proportional to 70,570.03, 105,716.64 and 40,925.59 is: 61,308.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,570.03 : 105,716.64 = 40,925.59 : x
  2. Step 2: Convert to fraction form
    70,570.03/105,716.64 = 40,925.59/x
  3. Step 3: Cross multiply
    70,570.03x = 105,716.64 × 40,925.59
  4. Step 4: Simplify right side
    70,570.03x = 4,326,515,336.23
  5. Step 5: Solve for x
    x = 4,326,515,336.23/70,570.03
  6. Step 6: Final answer
    x = 61,308.11

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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.