Home / 152,767.02-210,831.63-84,797.10

Finding the Fourth Proportional to 152,767.02, 210,831.63 and 84,797.10

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Solution

The fourth proportional to 152,767.02, 210,831.63 and 84,797.10 is: 117,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,767.02 : 210,831.63 = 84,797.10 : x
  2. Step 2: Convert to fraction form
    152,767.02/210,831.63 = 84,797.10/x
  3. Step 3: Cross multiply
    152,767.02x = 210,831.63 × 84,797.10
  4. Step 4: Simplify right side
    152,767.02x = 17,877,910,812.27
  5. Step 5: Solve for x
    x = 17,877,910,812.27/152,767.02
  6. Step 6: Final answer
    x = 117,027.29

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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.