Home / 70,925.32-106,437.12-45,903.08

Finding the Fourth Proportional to 70,925.32, 106,437.12 and 45,903.08

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Solution

The fourth proportional to 70,925.32, 106,437.12 and 45,903.08 is: 68,886.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,925.32 : 106,437.12 = 45,903.08 : x
  2. Step 2: Convert to fraction form
    70,925.32/106,437.12 = 45,903.08/x
  3. Step 3: Cross multiply
    70,925.32x = 106,437.12 × 45,903.08
  4. Step 4: Simplify right side
    70,925.32x = 4,885,791,634.33
  5. Step 5: Solve for x
    x = 4,885,791,634.33/70,925.32
  6. Step 6: Final answer
    x = 68,886.42

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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.