Home / 88,407.16-122,004.51-48,123.55

Finding the Fourth Proportional to 88,407.16, 122,004.51 and 48,123.55

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Solution

The fourth proportional to 88,407.16, 122,004.51 and 48,123.55 is: 66,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,407.16 : 122,004.51 = 48,123.55 : x
  2. Step 2: Convert to fraction form
    88,407.16/122,004.51 = 48,123.55/x
  3. Step 3: Cross multiply
    88,407.16x = 122,004.51 × 48,123.55
  4. Step 4: Simplify right side
    88,407.16x = 5,871,290,137.21
  5. Step 5: Solve for x
    x = 5,871,290,137.21/88,407.16
  6. Step 6: Final answer
    x = 66,411.93

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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.