Home / 88,416.87-122,015.29-48,130.93

Finding the Fourth Proportional to 88,416.87, 122,015.29 and 48,130.93

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Solution

The fourth proportional to 88,416.87, 122,015.29 and 48,130.93 is: 66,420.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,416.87 : 122,015.29 = 48,130.93 : x
  2. Step 2: Convert to fraction form
    88,416.87/122,015.29 = 48,130.93/x
  3. Step 3: Cross multiply
    88,416.87x = 122,015.29 × 48,130.93
  4. Step 4: Simplify right side
    88,416.87x = 5,872,709,381.92
  5. Step 5: Solve for x
    x = 5,872,709,381.92/88,416.87
  6. Step 6: Final answer
    x = 66,420.69

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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.