Home / 249,768.32-344,675.52-136,590.72

Finding the Fourth Proportional to 249,768.32, 344,675.52 and 136,590.72

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Solution

The fourth proportional to 249,768.32, 344,675.52 and 136,590.72 is: 188,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,768.32 : 344,675.52 = 136,590.72 : x
  2. Step 2: Convert to fraction form
    249,768.32/344,675.52 = 136,590.72/x
  3. Step 3: Cross multiply
    249,768.32x = 344,675.52 × 136,590.72
  4. Step 4: Simplify right side
    249,768.32x = 47,079,477,443.17
  5. Step 5: Solve for x
    x = 47,079,477,443.17/249,768.32
  6. Step 6: Final answer
    x = 188,492.59

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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.