Home / 154,365.14-231,547.71-101,762.33

Finding the Fourth Proportional to 154,365.14, 231,547.71 and 101,762.33

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Solution

The fourth proportional to 154,365.14, 231,547.71 and 101,762.33 is: 152,643.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,365.14 : 231,547.71 = 101,762.33 : x
  2. Step 2: Convert to fraction form
    154,365.14/231,547.71 = 101,762.33/x
  3. Step 3: Cross multiply
    154,365.14x = 231,547.71 × 101,762.33
  4. Step 4: Simplify right side
    154,365.14x = 23,562,833,699.63
  5. Step 5: Solve for x
    x = 23,562,833,699.63/154,365.14
  6. Step 6: Final answer
    x = 152,643.49

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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.