Home / 147,400.48-203,445.52-93,675.04

Finding the Fourth Proportional to 147,400.48, 203,445.52 and 93,675.04

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Solution

The fourth proportional to 147,400.48, 203,445.52 and 93,675.04 is: 129,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,400.48 : 203,445.52 = 93,675.04 : x
  2. Step 2: Convert to fraction form
    147,400.48/203,445.52 = 93,675.04/x
  3. Step 3: Cross multiply
    147,400.48x = 203,445.52 × 93,675.04
  4. Step 4: Simplify right side
    147,400.48x = 19,057,767,223.82
  5. Step 5: Solve for x
    x = 19,057,767,223.82/147,400.48
  6. Step 6: Final answer
    x = 129,292.44

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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.