Home / 163,292.53-245,014.13-74,573.23

Finding the Fourth Proportional to 163,292.53, 245,014.13 and 74,573.23

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Solution

The fourth proportional to 163,292.53, 245,014.13 and 74,573.23 is: 111,894.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,292.53 : 245,014.13 = 74,573.23 : x
  2. Step 2: Convert to fraction form
    163,292.53/245,014.13 = 74,573.23/x
  3. Step 3: Cross multiply
    163,292.53x = 245,014.13 × 74,573.23
  4. Step 4: Simplify right side
    163,292.53x = 18,271,495,069.74
  5. Step 5: Solve for x
    x = 18,271,495,069.74/163,292.53
  6. Step 6: Final answer
    x = 111,894.25

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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.