Home / 88,457.96-122,227.44-70,699.52

Finding the Fourth Proportional to 88,457.96, 122,227.44 and 70,699.52

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Solution

The fourth proportional to 88,457.96, 122,227.44 and 70,699.52 is: 97,689.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,457.96 : 122,227.44 = 70,699.52 : x
  2. Step 2: Convert to fraction form
    88,457.96/122,227.44 = 70,699.52/x
  3. Step 3: Cross multiply
    88,457.96x = 122,227.44 × 70,699.52
  4. Step 4: Simplify right side
    88,457.96x = 8,641,421,379.27
  5. Step 5: Solve for x
    x = 8,641,421,379.27/88,457.96
  6. Step 6: Final answer
    x = 97,689.58

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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.