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Finding the Fourth Proportional to 249,158.01, 343,718.50 and 163,079.11

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Solution

The fourth proportional to 249,158.01, 343,718.50 and 163,079.11 is: 224,970.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,158.01 : 343,718.50 = 163,079.11 : x
  2. Step 2: Convert to fraction form
    249,158.01/343,718.50 = 163,079.11/x
  3. Step 3: Cross multiply
    249,158.01x = 343,718.50 × 163,079.11
  4. Step 4: Simplify right side
    249,158.01x = 56,053,307,070.54
  5. Step 5: Solve for x
    x = 56,053,307,070.54/249,158.01
  6. Step 6: Final answer
    x = 224,970.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.