Home / 98,973.24-136,582.56-53,651.04

Finding the Fourth Proportional to 98,973.24, 136,582.56 and 53,651.04

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Solution

The fourth proportional to 98,973.24, 136,582.56 and 53,651.04 is: 74,038.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,973.24 : 136,582.56 = 53,651.04 : x
  2. Step 2: Convert to fraction form
    98,973.24/136,582.56 = 53,651.04/x
  3. Step 3: Cross multiply
    98,973.24x = 136,582.56 × 53,651.04
  4. Step 4: Simplify right side
    98,973.24x = 7,327,796,389.86
  5. Step 5: Solve for x
    x = 7,327,796,389.86/98,973.24
  6. Step 6: Final answer
    x = 74,038.16

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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.