Home / 103,636.67-154,646.75-92,466.59

Finding the Fourth Proportional to 103,636.67, 154,646.75 and 92,466.59

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Solution

The fourth proportional to 103,636.67, 154,646.75 and 92,466.59 is: 137,978.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,636.67 : 154,646.75 = 92,466.59 : x
  2. Step 2: Convert to fraction form
    103,636.67/154,646.75 = 92,466.59/x
  3. Step 3: Cross multiply
    103,636.67x = 154,646.75 × 92,466.59
  4. Step 4: Simplify right side
    103,636.67x = 14,299,657,085.02
  5. Step 5: Solve for x
    x = 14,299,657,085.02/103,636.67
  6. Step 6: Final answer
    x = 137,978.75

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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.