Home / 160,405.38-240,525.18-70,411.26

Finding the Fourth Proportional to 160,405.38, 240,525.18 and 70,411.26

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Solution

The fourth proportional to 160,405.38, 240,525.18 and 70,411.26 is: 105,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,405.38 : 240,525.18 = 70,411.26 : x
  2. Step 2: Convert to fraction form
    160,405.38/240,525.18 = 70,411.26/x
  3. Step 3: Cross multiply
    160,405.38x = 240,525.18 × 70,411.26
  4. Step 4: Simplify right side
    160,405.38x = 16,935,680,985.53
  5. Step 5: Solve for x
    x = 16,935,680,985.53/160,405.38
  6. Step 6: Final answer
    x = 105,580.50

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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.