Home / 346,024.20-519,036.30-109,439.40

Finding the Fourth Proportional to 346,024.20, 519,036.30 and 109,439.40

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Solution

The fourth proportional to 346,024.20, 519,036.30 and 109,439.40 is: 164,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,024.20 : 519,036.30 = 109,439.40 : x
  2. Step 2: Convert to fraction form
    346,024.20/519,036.30 = 109,439.40/x
  3. Step 3: Cross multiply
    346,024.20x = 519,036.30 × 109,439.40
  4. Step 4: Simplify right side
    346,024.20x = 56,803,021,250.22
  5. Step 5: Solve for x
    x = 56,803,021,250.22/346,024.20
  6. Step 6: Final answer
    x = 164,159.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.