Home / 48,903.36-67,528-31,030.08

Finding the Fourth Proportional to 48,903.36, 67,528 and 31,030.08

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Solution

The fourth proportional to 48,903.36, 67,528 and 31,030.08 is: 42,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,903.36 : 67,528 = 31,030.08 : x
  2. Step 2: Convert to fraction form
    48,903.36/67,528 = 31,030.08/x
  3. Step 3: Cross multiply
    48,903.36x = 67,528 × 31,030.08
  4. Step 4: Simplify right side
    48,903.36x = 2,095,398,904.60
  5. Step 5: Solve for x
    x = 2,095,398,904.60/48,903.36
  6. Step 6: Final answer
    x = 42,847.75

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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.