Home / 93,538.07-129,077.72-51,088.40

Finding the Fourth Proportional to 93,538.07, 129,077.72 and 51,088.40

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Solution

The fourth proportional to 93,538.07, 129,077.72 and 51,088.40 is: 70,499.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,538.07 : 129,077.72 = 51,088.40 : x
  2. Step 2: Convert to fraction form
    93,538.07/129,077.72 = 51,088.40/x
  3. Step 3: Cross multiply
    93,538.07x = 129,077.72 × 51,088.40
  4. Step 4: Simplify right side
    93,538.07x = 6,594,373,289.62
  5. Step 5: Solve for x
    x = 6,594,373,289.62/93,538.07
  6. Step 6: Final answer
    x = 70,499.36

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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.