Home / 186,301.04-257,095.40-101,418.08

Finding the Fourth Proportional to 186,301.04, 257,095.40 and 101,418.08

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Solution

The fourth proportional to 186,301.04, 257,095.40 and 101,418.08 is: 139,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,301.04 : 257,095.40 = 101,418.08 : x
  2. Step 2: Convert to fraction form
    186,301.04/257,095.40 = 101,418.08/x
  3. Step 3: Cross multiply
    186,301.04x = 257,095.40 × 101,418.08
  4. Step 4: Simplify right side
    186,301.04x = 26,074,120,052.26
  5. Step 5: Solve for x
    x = 26,074,120,052.26/186,301.04
  6. Step 6: Final answer
    x = 139,956.93

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1.5x scale

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.