Home / 219,369.37-302,436.98-174,196.88

Finding the Fourth Proportional to 219,369.37, 302,436.98 and 174,196.88

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Solution

The fourth proportional to 219,369.37, 302,436.98 and 174,196.88 is: 240,159.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,369.37 : 302,436.98 = 174,196.88 : x
  2. Step 2: Convert to fraction form
    219,369.37/302,436.98 = 174,196.88/x
  3. Step 3: Cross multiply
    219,369.37x = 302,436.98 × 174,196.88
  4. Step 4: Simplify right side
    219,369.37x = 52,683,579,418.04
  5. Step 5: Solve for x
    x = 52,683,579,418.04/219,369.37
  6. Step 6: Final answer
    x = 240,159.23

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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.