Home / 124,369.89-186,554.83-30,875.64

Finding the Fourth Proportional to 124,369.89, 186,554.83 and 30,875.64

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Solution

The fourth proportional to 124,369.89, 186,554.83 and 30,875.64 is: 46,313.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,369.89 : 186,554.83 = 30,875.64 : x
  2. Step 2: Convert to fraction form
    124,369.89/186,554.83 = 30,875.64/x
  3. Step 3: Cross multiply
    124,369.89x = 186,554.83 × 30,875.64
  4. Step 4: Simplify right side
    124,369.89x = 5,759,999,771.34
  5. Step 5: Solve for x
    x = 5,759,999,771.34/124,369.89
  6. Step 6: Final answer
    x = 46,313.46

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1.5x scale

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.