Home / 154,341.36-212,977.08-97,751.52

Finding the Fourth Proportional to 154,341.36, 212,977.08 and 97,751.52

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Solution

The fourth proportional to 154,341.36, 212,977.08 and 97,751.52 is: 134,888.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,341.36 : 212,977.08 = 97,751.52 : x
  2. Step 2: Convert to fraction form
    154,341.36/212,977.08 = 97,751.52/x
  3. Step 3: Cross multiply
    154,341.36x = 212,977.08 × 97,751.52
  4. Step 4: Simplify right side
    154,341.36x = 20,818,833,295.16
  5. Step 5: Solve for x
    x = 20,818,833,295.16/154,341.36
  6. Step 6: Final answer
    x = 134,888.23

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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.