Home / 44,281.11-66,128.15-38,915.67

Finding the Fourth Proportional to 44,281.11, 66,128.15 and 38,915.67

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Solution

The fourth proportional to 44,281.11, 66,128.15 and 38,915.67 is: 58,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,281.11 : 66,128.15 = 38,915.67 : x
  2. Step 2: Convert to fraction form
    44,281.11/66,128.15 = 38,915.67/x
  3. Step 3: Cross multiply
    44,281.11x = 66,128.15 × 38,915.67
  4. Step 4: Simplify right side
    44,281.11x = 2,573,421,263.11
  5. Step 5: Solve for x
    x = 2,573,421,263.11/44,281.11
  6. Step 6: Final answer
    x = 58,115.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.