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Finding the Fourth Proportional to 114,587.34, 158,128.13 and 63,597.11

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Solution

The fourth proportional to 114,587.34, 158,128.13 and 63,597.11 is: 87,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,587.34 : 158,128.13 = 63,597.11 : x
  2. Step 2: Convert to fraction form
    114,587.34/158,128.13 = 63,597.11/x
  3. Step 3: Cross multiply
    114,587.34x = 158,128.13 × 63,597.11
  4. Step 4: Simplify right side
    114,587.34x = 10,056,490,969.08
  5. Step 5: Solve for x
    x = 10,056,490,969.08/114,587.34
  6. Step 6: Final answer
    x = 87,762.67

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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.