Home / 163,746.30-245,619.45-52,938.30

Finding the Fourth Proportional to 163,746.30, 245,619.45 and 52,938.30

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Solution

The fourth proportional to 163,746.30, 245,619.45 and 52,938.30 is: 79,407.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,746.30 : 245,619.45 = 52,938.30 : x
  2. Step 2: Convert to fraction form
    163,746.30/245,619.45 = 52,938.30/x
  3. Step 3: Cross multiply
    163,746.30x = 245,619.45 × 52,938.30
  4. Step 4: Simplify right side
    163,746.30x = 13,002,676,129.94
  5. Step 5: Solve for x
    x = 13,002,676,129.94/163,746.30
  6. Step 6: Final answer
    x = 79,407.45

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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.