Home / 124,130.01-171,312.02-73,159.15

Finding the Fourth Proportional to 124,130.01, 171,312.02 and 73,159.15

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Solution

The fourth proportional to 124,130.01, 171,312.02 and 73,159.15 is: 100,967.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,130.01 : 171,312.02 = 73,159.15 : x
  2. Step 2: Convert to fraction form
    124,130.01/171,312.02 = 73,159.15/x
  3. Step 3: Cross multiply
    124,130.01x = 171,312.02 × 73,159.15
  4. Step 4: Simplify right side
    124,130.01x = 12,533,041,767.98
  5. Step 5: Solve for x
    x = 12,533,041,767.98/124,130.01
  6. Step 6: Final answer
    x = 100,967.06

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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.