Home / 157,204.02-216,885.29-105,533.72

Finding the Fourth Proportional to 157,204.02, 216,885.29 and 105,533.72

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Solution

The fourth proportional to 157,204.02, 216,885.29 and 105,533.72 is: 145,598.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,204.02 : 216,885.29 = 105,533.72 : x
  2. Step 2: Convert to fraction form
    157,204.02/216,885.29 = 105,533.72/x
  3. Step 3: Cross multiply
    157,204.02x = 216,885.29 × 105,533.72
  4. Step 4: Simplify right side
    157,204.02x = 22,888,709,854.88
  5. Step 5: Solve for x
    x = 22,888,709,854.88/157,204.02
  6. Step 6: Final answer
    x = 145,598.76

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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.