Home / 163,941.80-245,912.70-153,444.20

Finding the Fourth Proportional to 163,941.80, 245,912.70 and 153,444.20

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Solution

The fourth proportional to 163,941.80, 245,912.70 and 153,444.20 is: 230,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,941.80 : 245,912.70 = 153,444.20 : x
  2. Step 2: Convert to fraction form
    163,941.80/245,912.70 = 153,444.20/x
  3. Step 3: Cross multiply
    163,941.80x = 245,912.70 × 153,444.20
  4. Step 4: Simplify right side
    163,941.80x = 37,733,877,521.34
  5. Step 5: Solve for x
    x = 37,733,877,521.34/163,941.80
  6. Step 6: Final answer
    x = 230,166.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.