Home / 180,407.06-248,957.96-99,829.76

Finding the Fourth Proportional to 180,407.06, 248,957.96 and 99,829.76

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Solution

The fourth proportional to 180,407.06, 248,957.96 and 99,829.76 is: 137,762.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,407.06 : 248,957.96 = 99,829.76 : x
  2. Step 2: Convert to fraction form
    180,407.06/248,957.96 = 99,829.76/x
  3. Step 3: Cross multiply
    180,407.06x = 248,957.96 × 99,829.76
  4. Step 4: Simplify right side
    180,407.06x = 24,853,413,396.89
  5. Step 5: Solve for x
    x = 24,853,413,396.89/180,407.06
  6. Step 6: Final answer
    x = 137,762.98

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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.