Home / 97,420.41-134,416.93-67,196.07

Finding the Fourth Proportional to 97,420.41, 134,416.93 and 67,196.07

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Solution

The fourth proportional to 97,420.41, 134,416.93 and 67,196.07 is: 92,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,420.41 : 134,416.93 = 67,196.07 : x
  2. Step 2: Convert to fraction form
    97,420.41/134,416.93 = 67,196.07/x
  3. Step 3: Cross multiply
    97,420.41x = 134,416.93 × 67,196.07
  4. Step 4: Simplify right side
    97,420.41x = 9,032,289,437.47
  5. Step 5: Solve for x
    x = 9,032,289,437.47/97,420.41
  6. Step 6: Final answer
    x = 92,714.55

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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.