Home / 134,477.74-185,580.65-74,054.00

Finding the Fourth Proportional to 134,477.74, 185,580.65 and 74,054.00

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Solution

The fourth proportional to 134,477.74, 185,580.65 and 74,054.00 is: 102,195.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,477.74 : 185,580.65 = 74,054.00 : x
  2. Step 2: Convert to fraction form
    134,477.74/185,580.65 = 74,054.00/x
  3. Step 3: Cross multiply
    134,477.74x = 185,580.65 × 74,054.00
  4. Step 4: Simplify right side
    134,477.74x = 13,742,989,060.30
  5. Step 5: Solve for x
    x = 13,742,989,060.30/134,477.74
  6. Step 6: Final answer
    x = 102,195.27

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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.