Home / 53,381.32-73,668.30-35,445.40

Finding the Fourth Proportional to 53,381.32, 73,668.30 and 35,445.40

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Solution

The fourth proportional to 53,381.32, 73,668.30 and 35,445.40 is: 48,916.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,381.32 : 73,668.30 = 35,445.40 : x
  2. Step 2: Convert to fraction form
    53,381.32/73,668.30 = 35,445.40/x
  3. Step 3: Cross multiply
    53,381.32x = 73,668.30 × 35,445.40
  4. Step 4: Simplify right side
    53,381.32x = 2,611,202,360.82
  5. Step 5: Solve for x
    x = 2,611,202,360.82/53,381.32
  6. Step 6: Final answer
    x = 48,916.03

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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.