Home / 249,430.88-344,222.18-136,260.92

Finding the Fourth Proportional to 249,430.88, 344,222.18 and 136,260.92

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Solution

The fourth proportional to 249,430.88, 344,222.18 and 136,260.92 is: 188,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,430.88 : 344,222.18 = 136,260.92 : x
  2. Step 2: Convert to fraction form
    249,430.88/344,222.18 = 136,260.92/x
  3. Step 3: Cross multiply
    249,430.88x = 344,222.18 × 136,260.92
  4. Step 4: Simplify right side
    249,430.88x = 46,904,030,931.21
  5. Step 5: Solve for x
    x = 46,904,030,931.21/249,430.88
  6. Step 6: Final answer
    x = 188,044.20

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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.