Home / 437,345.04-656,055.16-121,801.96

Finding the Fourth Proportional to 437,345.04, 656,055.16 and 121,801.96

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Solution

The fourth proportional to 437,345.04, 656,055.16 and 121,801.96 is: 182,713.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,345.04 : 656,055.16 = 121,801.96 : x
  2. Step 2: Convert to fraction form
    437,345.04/656,055.16 = 121,801.96/x
  3. Step 3: Cross multiply
    437,345.04x = 656,055.16 × 121,801.96
  4. Step 4: Simplify right side
    437,345.04x = 79,908,804,356.11
  5. Step 5: Solve for x
    x = 79,908,804,356.11/437,345.04
  6. Step 6: Final answer
    x = 182,713.41

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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.