Home / 98,297.60-135,634.56-93,317.12

Finding the Fourth Proportional to 98,297.60, 135,634.56 and 93,317.12

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Solution

The fourth proportional to 98,297.60, 135,634.56 and 93,317.12 is: 128,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,297.60 : 135,634.56 = 93,317.12 : x
  2. Step 2: Convert to fraction form
    98,297.60/135,634.56 = 93,317.12/x
  3. Step 3: Cross multiply
    98,297.60x = 135,634.56 × 93,317.12
  4. Step 4: Simplify right side
    98,297.60x = 12,657,026,511.67
  5. Step 5: Solve for x
    x = 12,657,026,511.67/98,297.60
  6. Step 6: Final answer
    x = 128,762.31

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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.