Home / 136,476.16-204,742.08-57,590.40

Finding the Fourth Proportional to 136,476.16, 204,742.08 and 57,590.40

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Solution

The fourth proportional to 136,476.16, 204,742.08 and 57,590.40 is: 86,397.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,476.16 : 204,742.08 = 57,590.40 : x
  2. Step 2: Convert to fraction form
    136,476.16/204,742.08 = 57,590.40/x
  3. Step 3: Cross multiply
    136,476.16x = 204,742.08 × 57,590.40
  4. Step 4: Simplify right side
    136,476.16x = 11,791,178,284.03
  5. Step 5: Solve for x
    x = 11,791,178,284.03/136,476.16
  6. Step 6: Final answer
    x = 86,397.35

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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.