Home / 147,968.40-221,952.60-64,862.40

Finding the Fourth Proportional to 147,968.40, 221,952.60 and 64,862.40

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Solution

The fourth proportional to 147,968.40, 221,952.60 and 64,862.40 is: 97,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,968.40 : 221,952.60 = 64,862.40 : x
  2. Step 2: Convert to fraction form
    147,968.40/221,952.60 = 64,862.40/x
  3. Step 3: Cross multiply
    147,968.40x = 221,952.60 × 64,862.40
  4. Step 4: Simplify right side
    147,968.40x = 14,396,378,322.24
  5. Step 5: Solve for x
    x = 14,396,378,322.24/147,968.40
  6. Step 6: Final answer
    x = 97,293.60

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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.