Home / 144,400.65-216,615.45-49,618.35

Finding the Fourth Proportional to 144,400.65, 216,615.45 and 49,618.35

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Solution

The fourth proportional to 144,400.65, 216,615.45 and 49,618.35 is: 74,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,400.65 : 216,615.45 = 49,618.35 : x
  2. Step 2: Convert to fraction form
    144,400.65/216,615.45 = 49,618.35/x
  3. Step 3: Cross multiply
    144,400.65x = 216,615.45 × 49,618.35
  4. Step 4: Simplify right side
    144,400.65x = 10,748,101,213.51
  5. Step 5: Solve for x
    x = 10,748,101,213.51/144,400.65
  6. Step 6: Final answer
    x = 74,432.50

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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.