Home / 249,657.08-374,488.35-72,165.63

Finding the Fourth Proportional to 249,657.08, 374,488.35 and 72,165.63

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Solution

The fourth proportional to 249,657.08, 374,488.35 and 72,165.63 is: 108,249.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,657.08 : 374,488.35 = 72,165.63 : x
  2. Step 2: Convert to fraction form
    249,657.08/374,488.35 = 72,165.63/x
  3. Step 3: Cross multiply
    249,657.08x = 374,488.35 × 72,165.63
  4. Step 4: Simplify right side
    249,657.08x = 27,025,185,832.97
  5. Step 5: Solve for x
    x = 27,025,185,832.97/249,657.08
  6. Step 6: Final answer
    x = 108,249.23

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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.