Home / 70,953.03-97,929.36-40,759.07

Finding the Fourth Proportional to 70,953.03, 97,929.36 and 40,759.07

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Solution

The fourth proportional to 70,953.03, 97,929.36 and 40,759.07 is: 56,255.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,953.03 : 97,929.36 = 40,759.07 : x
  2. Step 2: Convert to fraction form
    70,953.03/97,929.36 = 40,759.07/x
  3. Step 3: Cross multiply
    70,953.03x = 97,929.36 × 40,759.07
  4. Step 4: Simplify right side
    70,953.03x = 3,991,509,149.65
  5. Step 5: Solve for x
    x = 3,991,509,149.65/70,953.03
  6. Step 6: Final answer
    x = 56,255.65

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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.