Home / 163,448.06-245,153.86-56,813.58

Finding the Fourth Proportional to 163,448.06, 245,153.86 and 56,813.58

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Solution

The fourth proportional to 163,448.06, 245,153.86 and 56,813.58 is: 85,214.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,448.06 : 245,153.86 = 56,813.58 : x
  2. Step 2: Convert to fraction form
    163,448.06/245,153.86 = 56,813.58/x
  3. Step 3: Cross multiply
    163,448.06x = 245,153.86 × 56,813.58
  4. Step 4: Simplify right side
    163,448.06x = 13,928,068,437.42
  5. Step 5: Solve for x
    x = 13,928,068,437.42/163,448.06
  6. Step 6: Final answer
    x = 85,214.03

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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.