Home / 186,554.04-257,437.08-101,669.28

Finding the Fourth Proportional to 186,554.04, 257,437.08 and 101,669.28

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Solution

The fourth proportional to 186,554.04, 257,437.08 and 101,669.28 is: 140,299.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,554.04 : 257,437.08 = 101,669.28 : x
  2. Step 2: Convert to fraction form
    186,554.04/257,437.08 = 101,669.28/x
  3. Step 3: Cross multiply
    186,554.04x = 257,437.08 × 101,669.28
  4. Step 4: Simplify right side
    186,554.04x = 26,173,442,568.90
  5. Step 5: Solve for x
    x = 26,173,442,568.90/186,554.04
  6. Step 6: Final answer
    x = 140,299.52

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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.