Home / 69,990.24-104,881.64-57,598.32

Finding the Fourth Proportional to 69,990.24, 104,881.64 and 57,598.32

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Solution

The fourth proportional to 69,990.24, 104,881.64 and 57,598.32 is: 86,312.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,990.24 : 104,881.64 = 57,598.32 : x
  2. Step 2: Convert to fraction form
    69,990.24/104,881.64 = 57,598.32/x
  3. Step 3: Cross multiply
    69,990.24x = 104,881.64 × 57,598.32
  4. Step 4: Simplify right side
    69,990.24x = 6,041,006,262.84
  5. Step 5: Solve for x
    x = 6,041,006,262.84/69,990.24
  6. Step 6: Final answer
    x = 86,312.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.