Finding the Fourth Proportional to 42,205,417.08, 58,249,592.58 and 24,320,158.02
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Solution
The fourth proportional to 42,205,417.08, 58,249,592.58 and 24,320,158.02 is: 33,565,342.89
Step by Step Solution
- Step 1: Write the proportion equation
42,205,417.08 : 58,249,592.58 = 24,320,158.02 : x - Step 2: Convert to fraction form
42,205,417.08/58,249,592.58 = 24,320,158.02/x - Step 3: Cross multiply
42,205,417.08x = 58,249,592.58 × 24,320,158.02 - Step 4: Simplify right side
42,205,417.08x = 1,416,639,296,146,219.50 - Step 5: Solve for x
x = 1,416,639,296,146,219.50/42,205,417.08 - Step 6: Final answer
x = 33,565,342.89
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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.