Home / 152,461.12-210,325.76-98,763.84

Finding the Fourth Proportional to 152,461.12, 210,325.76 and 98,763.84

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Solution

The fourth proportional to 152,461.12, 210,325.76 and 98,763.84 is: 136,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,461.12 : 210,325.76 = 98,763.84 : x
  2. Step 2: Convert to fraction form
    152,461.12/210,325.76 = 98,763.84/x
  3. Step 3: Cross multiply
    152,461.12x = 210,325.76 × 98,763.84
  4. Step 4: Simplify right side
    152,461.12x = 20,772,579,708.52
  5. Step 5: Solve for x
    x = 20,772,579,708.52/152,461.12
  6. Step 6: Final answer
    x = 136,248.37

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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.