Home / 134,807.05-202,017.88-98,987.32

Finding the Fourth Proportional to 134,807.05, 202,017.88 and 98,987.32

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Solution

The fourth proportional to 134,807.05, 202,017.88 and 98,987.32 is: 148,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,807.05 : 202,017.88 = 98,987.32 : x
  2. Step 2: Convert to fraction form
    134,807.05/202,017.88 = 98,987.32/x
  3. Step 3: Cross multiply
    134,807.05x = 202,017.88 × 98,987.32
  4. Step 4: Simplify right side
    134,807.05x = 19,997,208,533.28
  5. Step 5: Solve for x
    x = 19,997,208,533.28/134,807.05
  6. Step 6: Final answer
    x = 148,339.49

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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.