Home / 186,095.95-279,171.60-86,266.23

Finding the Fourth Proportional to 186,095.95, 279,171.60 and 86,266.23

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Solution

The fourth proportional to 186,095.95, 279,171.60 and 86,266.23 is: 129,412.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,095.95 : 279,171.60 = 86,266.23 : x
  2. Step 2: Convert to fraction form
    186,095.95/279,171.60 = 86,266.23/x
  3. Step 3: Cross multiply
    186,095.95x = 279,171.60 × 86,266.23
  4. Step 4: Simplify right side
    186,095.95x = 24,083,081,655.02
  5. Step 5: Solve for x
    x = 24,083,081,655.02/186,095.95
  6. Step 6: Final answer
    x = 129,412.18

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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.