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Finding the Fourth Proportional to 93,337.02, 128,801.88 and 53,050.08

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Solution

The fourth proportional to 93,337.02, 128,801.88 and 53,050.08 is: 73,207.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,337.02 : 128,801.88 = 53,050.08 : x
  2. Step 2: Convert to fraction form
    93,337.02/128,801.88 = 53,050.08/x
  3. Step 3: Cross multiply
    93,337.02x = 128,801.88 × 53,050.08
  4. Step 4: Simplify right side
    93,337.02x = 6,832,950,038.15
  5. Step 5: Solve for x
    x = 6,832,950,038.15/93,337.02
  6. Step 6: Final answer
    x = 73,207.29

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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.