Home / 170,423.19-235,609.16-127,907.91

Finding the Fourth Proportional to 170,423.19, 235,609.16 and 127,907.91

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Solution

The fourth proportional to 170,423.19, 235,609.16 and 127,907.91 is: 176,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,423.19 : 235,609.16 = 127,907.91 : x
  2. Step 2: Convert to fraction form
    170,423.19/235,609.16 = 127,907.91/x
  3. Step 3: Cross multiply
    170,423.19x = 235,609.16 × 127,907.91
  4. Step 4: Simplify right side
    170,423.19x = 30,136,274,592.92
  5. Step 5: Solve for x
    x = 30,136,274,592.92/170,423.19
  6. Step 6: Final answer
    x = 176,832.01

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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.