Home / 134,880.86-186,205.54-98,541.50

Finding the Fourth Proportional to 134,880.86, 186,205.54 and 98,541.50

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Solution

The fourth proportional to 134,880.86, 186,205.54 and 98,541.50 is: 136,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,880.86 : 186,205.54 = 98,541.50 : x
  2. Step 2: Convert to fraction form
    134,880.86/186,205.54 = 98,541.50/x
  3. Step 3: Cross multiply
    134,880.86x = 186,205.54 × 98,541.50
  4. Step 4: Simplify right side
    134,880.86x = 18,348,973,219.91
  5. Step 5: Solve for x
    x = 18,348,973,219.91/134,880.86
  6. Step 6: Final answer
    x = 136,038.38

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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.