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Finding the Fourth Proportional to 93,246.30, 139,869.45 and 46,590.30

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Solution

The fourth proportional to 93,246.30, 139,869.45 and 46,590.30 is: 69,885.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,246.30 : 139,869.45 = 46,590.30 : x
  2. Step 2: Convert to fraction form
    93,246.30/139,869.45 = 46,590.30/x
  3. Step 3: Cross multiply
    93,246.30x = 139,869.45 × 46,590.30
  4. Step 4: Simplify right side
    93,246.30x = 6,516,559,636.34
  5. Step 5: Solve for x
    x = 6,516,559,636.34/93,246.30
  6. Step 6: Final answer
    x = 69,885.45

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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.