Home / 163,914.40-245,871.60-53,106.40

Finding the Fourth Proportional to 163,914.40, 245,871.60 and 53,106.40

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Solution

The fourth proportional to 163,914.40, 245,871.60 and 53,106.40 is: 79,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,914.40 : 245,871.60 = 53,106.40 : x
  2. Step 2: Convert to fraction form
    163,914.40/245,871.60 = 53,106.40/x
  3. Step 3: Cross multiply
    163,914.40x = 245,871.60 × 53,106.40
  4. Step 4: Simplify right side
    163,914.40x = 13,057,355,538.24
  5. Step 5: Solve for x
    x = 13,057,355,538.24/163,914.40
  6. Step 6: Final answer
    x = 79,659.60

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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.