Home / 370,317.81-555,477.53-133,827.51

Finding the Fourth Proportional to 370,317.81, 555,477.53 and 133,827.51

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Solution

The fourth proportional to 370,317.81, 555,477.53 and 133,827.51 is: 200,741.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,317.81 : 555,477.53 = 133,827.51 : x
  2. Step 2: Convert to fraction form
    370,317.81/555,477.53 = 133,827.51/x
  3. Step 3: Cross multiply
    370,317.81x = 555,477.53 × 133,827.51
  4. Step 4: Simplify right side
    370,317.81x = 74,338,174,031.71
  5. Step 5: Solve for x
    x = 74,338,174,031.71/370,317.81
  6. Step 6: Final answer
    x = 200,741.56

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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.