Home / 134,929.65-201,544.95-99,073.79

Finding the Fourth Proportional to 134,929.65, 201,544.95 and 99,073.79

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Solution

The fourth proportional to 134,929.65, 201,544.95 and 99,073.79 is: 147,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,929.65 : 201,544.95 = 99,073.79 : x
  2. Step 2: Convert to fraction form
    134,929.65/201,544.95 = 99,073.79/x
  3. Step 3: Cross multiply
    134,929.65x = 201,544.95 × 99,073.79
  4. Step 4: Simplify right side
    134,929.65x = 19,967,822,051.86
  5. Step 5: Solve for x
    x = 19,967,822,051.86/134,929.65
  6. Step 6: Final answer
    x = 147,986.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.