Home / 181,146.74-249,981.54-99,476.55

Finding the Fourth Proportional to 181,146.74, 249,981.54 and 99,476.55

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Solution

The fourth proportional to 181,146.74, 249,981.54 and 99,476.55 is: 137,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,146.74 : 249,981.54 = 99,476.55 : x
  2. Step 2: Convert to fraction form
    181,146.74/249,981.54 = 99,476.55/x
  3. Step 3: Cross multiply
    181,146.74x = 249,981.54 × 99,476.55
  4. Step 4: Simplify right side
    181,146.74x = 24,867,301,162.89
  5. Step 5: Solve for x
    x = 24,867,301,162.89/181,146.74
  6. Step 6: Final answer
    x = 137,277.11

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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.