Home / 111,364.35-153,685.74-62,962.39

Finding the Fourth Proportional to 111,364.35, 153,685.74 and 62,962.39

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Solution

The fourth proportional to 111,364.35, 153,685.74 and 62,962.39 is: 86,889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,364.35 : 153,685.74 = 62,962.39 : x
  2. Step 2: Convert to fraction form
    111,364.35/153,685.74 = 62,962.39/x
  3. Step 3: Cross multiply
    111,364.35x = 153,685.74 × 62,962.39
  4. Step 4: Simplify right side
    111,364.35x = 9,676,421,499.32
  5. Step 5: Solve for x
    x = 9,676,421,499.32/111,364.35
  6. Step 6: Final answer
    x = 86,889.76

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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.