Home / 37,706.64-56,554.80-20,870.79

Finding the Fourth Proportional to 37,706.64, 56,554.80 and 20,870.79

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Solution

The fourth proportional to 37,706.64, 56,554.80 and 20,870.79 is: 31,303.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,706.64 : 56,554.80 = 20,870.79 : x
  2. Step 2: Convert to fraction form
    37,706.64/56,554.80 = 20,870.79/x
  3. Step 3: Cross multiply
    37,706.64x = 56,554.80 × 20,870.79
  4. Step 4: Simplify right side
    37,706.64x = 1,180,343,354.29
  5. Step 5: Solve for x
    x = 1,180,343,354.29/37,706.64
  6. Step 6: Final answer
    x = 31,303.33

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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.