Home / 163,530.24-245,090.16-69,925.92

Finding the Fourth Proportional to 163,530.24, 245,090.16 and 69,925.92

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Solution

The fourth proportional to 163,530.24, 245,090.16 and 69,925.92 is: 104,801.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,530.24 : 245,090.16 = 69,925.92 : x
  2. Step 2: Convert to fraction form
    163,530.24/245,090.16 = 69,925.92/x
  3. Step 3: Cross multiply
    163,530.24x = 245,090.16 × 69,925.92
  4. Step 4: Simplify right side
    163,530.24x = 17,138,154,920.95
  5. Step 5: Solve for x
    x = 17,138,154,920.95/163,530.24
  6. Step 6: Final answer
    x = 104,801.14

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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.