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Finding the Fourth Proportional to 169,779.78, 234,300.29 and 93,298.32

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Solution

The fourth proportional to 169,779.78, 234,300.29 and 93,298.32 is: 128,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,779.78 : 234,300.29 = 93,298.32 : x
  2. Step 2: Convert to fraction form
    169,779.78/234,300.29 = 93,298.32/x
  3. Step 3: Cross multiply
    169,779.78x = 234,300.29 × 93,298.32
  4. Step 4: Simplify right side
    169,779.78x = 21,859,822,966.02
  5. Step 5: Solve for x
    x = 21,859,822,966.02/169,779.78
  6. Step 6: Final answer
    x = 128,753.98

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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.