Home / 163,844.55-245,862.35-69,068.93

Finding the Fourth Proportional to 163,844.55, 245,862.35 and 69,068.93

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Solution

The fourth proportional to 163,844.55, 245,862.35 and 69,068.93 is: 103,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,844.55 : 245,862.35 = 69,068.93 : x
  2. Step 2: Convert to fraction form
    163,844.55/245,862.35 = 69,068.93/x
  3. Step 3: Cross multiply
    163,844.55x = 245,862.35 × 69,068.93
  4. Step 4: Simplify right side
    163,844.55x = 16,981,449,441.79
  5. Step 5: Solve for x
    x = 16,981,449,441.79/163,844.55
  6. Step 6: Final answer
    x = 103,643.66

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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.