Home / 152,318.36-210,244.89-98,607.00

Finding the Fourth Proportional to 152,318.36, 210,244.89 and 98,607.00

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Solution

The fourth proportional to 152,318.36, 210,244.89 and 98,607.00 is: 136,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,318.36 : 210,244.89 = 98,607.00 : x
  2. Step 2: Convert to fraction form
    152,318.36/210,244.89 = 98,607.00/x
  3. Step 3: Cross multiply
    152,318.36x = 210,244.89 × 98,607.00
  4. Step 4: Simplify right side
    152,318.36x = 20,731,619,026.42
  5. Step 5: Solve for x
    x = 20,731,619,026.42/152,318.36
  6. Step 6: Final answer
    x = 136,107.16

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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.