Home / 109,032.40-163,548.60-46,709.20

Finding the Fourth Proportional to 109,032.40, 163,548.60 and 46,709.20

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Solution

The fourth proportional to 109,032.40, 163,548.60 and 46,709.20 is: 70,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,032.40 : 163,548.60 = 46,709.20 : x
  2. Step 2: Convert to fraction form
    109,032.40/163,548.60 = 46,709.20/x
  3. Step 3: Cross multiply
    109,032.40x = 163,548.60 × 46,709.20
  4. Step 4: Simplify right side
    109,032.40x = 7,639,224,267.12
  5. Step 5: Solve for x
    x = 7,639,224,267.12/109,032.40
  6. Step 6: Final answer
    x = 70,063.80

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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.