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Finding the Fourth Proportional to 157,010.80, 216,598.80 and 93,303.52

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Solution

The fourth proportional to 157,010.80, 216,598.80 and 93,303.52 is: 128,713.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,010.80 : 216,598.80 = 93,303.52 : x
  2. Step 2: Convert to fraction form
    157,010.80/216,598.80 = 93,303.52/x
  3. Step 3: Cross multiply
    157,010.80x = 216,598.80 × 93,303.52
  4. Step 4: Simplify right side
    157,010.80x = 20,209,430,467.78
  5. Step 5: Solve for x
    x = 20,209,430,467.78/157,010.80
  6. Step 6: Final answer
    x = 128,713.63

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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.