Home / 152,424.22-210,275.53-98,726.50

Finding the Fourth Proportional to 152,424.22, 210,275.53 and 98,726.50

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Solution

The fourth proportional to 152,424.22, 210,275.53 and 98,726.50 is: 136,197.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,424.22 : 210,275.53 = 98,726.50 : x
  2. Step 2: Convert to fraction form
    152,424.22/210,275.53 = 98,726.50/x
  3. Step 3: Cross multiply
    152,424.22x = 210,275.53 × 98,726.50
  4. Step 4: Simplify right side
    152,424.22x = 20,759,767,112.55
  5. Step 5: Solve for x
    x = 20,759,767,112.55/152,424.22
  6. Step 6: Final answer
    x = 136,197.30

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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.