Home / 170,985.78-235,972.59-94,503.23

Finding the Fourth Proportional to 170,985.78, 235,972.59 and 94,503.23

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Solution

The fourth proportional to 170,985.78, 235,972.59 and 94,503.23 is: 130,421.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,985.78 : 235,972.59 = 94,503.23 : x
  2. Step 2: Convert to fraction form
    170,985.78/235,972.59 = 94,503.23/x
  3. Step 3: Cross multiply
    170,985.78x = 235,972.59 × 94,503.23
  4. Step 4: Simplify right side
    170,985.78x = 22,300,171,946.47
  5. Step 5: Solve for x
    x = 22,300,171,946.47/170,985.78
  6. Step 6: Final answer
    x = 130,421.21

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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.